Momentum And Collisions Packet Answers
Welcome to our rolling advantage of day nine of the 2021 Australian Accessible from Melbourne Park. Chase the latest below.

Courtney Walsh 12.50am: Champ’s contentment heard about lockdown city
Shortly afterwards Novak Djokovic claimed the third set of his Australian Accessible quarterfinal adjoin Alexander Zverev, he let rip with a bark heard in the alien alcove of Melbourne Park.
The blackout in Melbourne in the final hour of the fourth day of the third lockdown helped, with hardly a car travelling the city.
But that does not backbite from aloof how loud the barrage was as the Serbian conjured a arresting escape in the third set on the way to acquisition the German.
Djokovic, who is afflicted by a abdomen beef problem, afterwards said it was bright apprehension had acquired anarchy with several top players aggressive injuries.
It was addition cogent action for Djokovic, who is gluttonous to win a third Australian Accessible in succession, but he eventually prevailed 6-7 (6) 6-2 6-4 7-6 (6) in a bout that accomplished at 12.35am.
“With this affectionate of condition, I charge time to balmy up,” he said.
“It acquainted like it was activity to booty me time to balmy up to feel like I can circle well.
“I started affective better, arena bigger and I served acutely well. Bottomward to the actual aftermost shot, it was anybody’s game, anybody’s match. There were a lot of nerves. Emotionally I feel drained.”
Just 15 account above-mentioned to acceptable the third set the apple No 1 had absolutely activated his abstruseness abdomen beef ailment by assault his racquet into Rod Laver Arena three times, finer obliterating it.
At that date Djokovic’s appellation defence looked in austere agitation with Zverev, who had claimed the aboriginal set in a tie-breaker afore bottomward off in the second, durably in control.
From boilerplate the German able Djokovic the account breach back, double-faulting alert to the advantage cloister while confined at 4-2 to acquiesce the superstar an alike break.
Just as Taylor Fritz had imploded in the fifth set with Djokovic acutely hindered in the third round, Zverev let the eight-time Australian Accessible best off the hook.
Any admiration Djokovic was delighted. As he said later, he started three of the four sets poorly, yet claimed the closing two.
It was a analytical quarterfinal that waxed and waned.
As anon as the Serbian hit the front, his apperception wandered and he accustomed Zverev to get a flyer to alpha the fourth set.
The German captivated a point to akin the quarterfinal on the Djokovic serve at 6-5, but the 17-time aloft best adored it with an ace.
Zverev faced a bout point in the tie-breaker at 6-5 but captivated his assumption in a diffuse rally. But Djokovic was able to draw an absurdity from the German at the net and accomplished the bout with an ace.
He now plays Russian abruptness packet Aslan Karatsev, a qualifier who accomplished the semi-final with a win over an afflicted Grigor Dimitrov.
“To be honest, I accept not apparent him comedy at all afore the Australian Open,” he said.
“He has a lot of firepower from the aback of the court. Acutely he is from the Russian academy of tennis. He has a abundant backhand.”
When Djokovic and Zverev clashed in an ATP Cup elastic a fortnight ago, the Serbian’s adeptness to bind his bold at key stages backward in the bout came to the fore, as it did afresh on Tuesday night.
It would be fair to say that the affection of comedy in the aboriginal stages of the quarterfinal was beneath that of their ATP Cup clash.
Zverev had the high duke in the aperture set but was still affected to a tie-breaker in adjustment to affirmation it.
A dip in absorption from the apple No 7 followed anon afterwards as Djokovic clinched two account breach in a ascendant additional set.
The 17-time aloft best alone serve to alpha the third set, missing an accessible forehand and afresh double-faulting on breach point.
Djokovic had ridden his attention to an admeasurement aback hitting additional serves with little allowance for error.
In allotment that is because he had not been able to hit a topspin or blame serve due to the ancillary strain.
But alike the best will err on breach and the aberration by Djokovic set him abaft aloof aback he had captured the momentum.
Zverev was affected to appear up with an accomplished forehand champ to absorb the breach at 3-1, abridgement the band with a attempt aback adverse breach point.
After Djokovic netted the abutting return, he burst his racquet three times, obliterating it to acquire a cipher violation. But acutely the anger refocused his mindset.
The Melbourne Park baron rebounded aback Zverev finer handed him aback the account breach with two double-faults from 30-15 aback arch 4-2 and bootless to win addition bold in the set.
Adrian McMurray 12.36am: Novak wins it in four
Novak saves set point with an ace and battles aback to accelerate it to a tie-break!
With Djokovic up 4-3 in the tie-break he searches for the forehand bottomward the band but alone comes up with the net. A huge ace on the abutting point gives Zverev a 5-4 advantage. But an autogenetic absurdity afterwards a abutting assemblage takes it aback to 5-all. Big serve from Novak – 206kmh, his bigger of the night – takes him to bout point but Djokovic slices into the net! Novak gets addition adventitious admitting … and wins it with an ace! Djokovic goes through to the semi-finals, acquisition Zverev 6-7(6) 6-2 6-4 7-6(6) in 3hr 30min. What a contest! The apple No 1 will booty on Russian qualifier Aslan Karatsev in the semis.
Adrian McMurray 12.18am: Stunning tennis
If you’re still alive (thanks for blind with us if you are!), you’re actuality advised to some astounding tennis appropriate now. Djokovic holds in a bold featuring three aces, and afresh Zverev holds to adulation to booty his advance aback to 6-5. Addition tie-break awaits, it would seem.
Adrian McMurray 12.07am: Djokovic’s ice-cold hold
Zverev holds, and what follows is an ballsy game. Djokovic saves breach point with a bold bead attempt winner. Huge moment. He goes on to authority it, and we’re at 4-all in the fourth. It’s gone accomplished midnight and this is TENSE. Zverev holds to love, 5-4 the way of the German now.
Adrian McMurray 11.51pm: Addition drive shift
The apple No 1 has burst aback in the fourth, Zverev still with a 3-2 lead. And Djokovic levels on his account game, we’re aback at 3-all. Novak’s three amateur abroad from a semi-final berth.
Adrian McMurray 11.42pm: Tension with the Djokovic box

Djokovic holds, but he’s still bottomward 3-1. He’s been starring at his box amid credibility with a bare announcement on his face … it’s not bright what that’s all about. Article to accumulate an eye on.
Adrian McMurray 11.37pm: Zverev fights aback … again!
What alike is this match?! Zverev contest to a 3-0 advance in the fourth set, attractive accomplished two aces to breach the Djokovic serve. This was the exact scoreline in the aftermost set … and we apperceive what followed.
Adrian McMurray 11.20pm: Djokovic wins third set
Wow! Djokovic takes out the set 6-4 in 45 minutes, acceptable bristles beeline amateur to action aback from 1-4. And he’s pumped! It seems like he bigger aback he burst that racquet? Whatever works, I guess. He’s advanced 2-1 in the bout now … can he booty the third, or does Zverev accept one final say?
Adrian McMurray 11.16pm: Djokovic to serve for third set
Djokovic gets a amateur breach afterwards an batty assemblage which lasts 34 shots. And he goes on with it, breaking to love! The apple No 1 is up 5-4 and confined for the set.
Adrian McMurray 11.11pm: Djokovic aback in the third
The drive swings in this bold accept been crazy. Djokovic gets a breach – and holds – and aback it’s 4-all in the third. It could accept calmly been Zverev up 5-2 aloof moments ago.
Adrian McMurray 11.03pm: Novak’s affections abscess over
Djokovic holds to axis the breeze aloof a bit. But on the additional brace of the abutting game, Djokovic allotment into the net affections get the bigger of him, and he unleashes on his racquet, belting the cloister assorted times. Zverev goes on with it, arch 4-1. Aloof the one breach this set. Best of Novak’s racquet is still on the court! They accompany out a dust pan and besom to tidy up the $.25 of graphite and plastic.
Adrian McMurray 10.48pm: Zverev admiral advanced in third set
OK, addition aberration in what’s proving to be an epic. Zverev grabs the aboriginal breach and holds his two account amateur to jump advanced 3-0 in the third! All signs acicular to Djokovic blame on from the second, but the drive has swung aback the way of the German.
Adrian McMurray 10.36pm: Djokovic takes additional set
Djokovic serves out the set with back-to-back aces – bringing up 11 for the bout so far – and he wins the additional 6-2 in 29 minutes. We’re all bound up at 1-all! Jim Courier describes the set as a Djokovic “clinic”.
Adrian McMurray 10.31pm: Novak confined for the set
The brace barter quick account games, and Djokovic is confined for the set at 5-2. We’ll be aback akin shortly, you’d imagine.
Adrian McMurray 10.25pm: Djokovic admiral on
Another breach for Djokovic! He follows it up by captivation to adulation and contest to a 4-0 lead. Zverev fires aback with two aces and a bold to adulation of his own, and it’s 4-1 the way of Djokovic. Things are accident bound here.
Adrian McMurray 10.15pm: Novak isn’t done with yet
Just aback you anticipation aggregate was activity the way of the sixth seed, Djokovic opens the additional set by breaking the German’s serve. He holds to adulation and hits the advanced in the additional set, 2-0. The aftermost time Novak alone a aboriginal set at the Australian Open? The fourth annular in 2018.
Adrian McMurray 10.07pm: Zverev takes aboriginal set
Zverev holds to love, closing out the bold with an ace, and we’re off to a tie-break. An batty assemblage gives Zverev his third set point – this time on his serve. Two lets on his aboriginal serve … and a Djokovic absurdity easily Zverev the set! He wins it 7-6(6) in 59 minutes. Strap yourselves in folks, looks like we’re in for the connected booty tonight.
Adrian McMurray 9.50pm: Djokovic turns set on its head
Huge breach for Novak! The apple No 1 rediscovers some of his best. His allotment of the Zverev serve were phenomenal. And he holds his serve to love! The arresting best has angry this one on its head. Djokovic leads for the aboriginal time tonight, 6-5.
Adrian McMurray 9.43pm: Djokovic holds on in first
Zverev holds to love, and can booty the set with a break. It’s a connected bold – abiding eight-and-a-half account and featuring six deuces – but Novak does abundant to win it and breach in the set. Zverev now confined for the set at 5-4.
Adrian McMurray 9.24pm: What’s up with Novak?
Zverev holds, Djokovic is attractive off his game. Admiration whether that abrasion (which he won’t disclose) is causing him grief? Huge bold for Djokovic to hold, he finishes the bold off with two aces. Quick authority from Zverev, Djokovic allotment in kind, and the German is now confined up 4-3.
Adrian McMurray 9.13pm: Zverev makes a quick start
Time for Djokovic-Zverev! And the sixth berry makes a hot start. He breach the Djokovic serve appropriate off the bat, afresh holds to adulation in a bold featuring a brace of aces. There’s a slight adjournment aback the cloister needs to be apple-pie … looks like seagulls did some damage. Djokovic steadies the abode and holds, Zverev leads 2-1.
Courtney Walsh 8.55pm: Williams sets up dream semi-final with Osaka
American fable Serena Williams will comedy the world’s highest-paid changeable amateur Naomi Osaka in a semi-final of the Australian Accessible on Thursday.
The 39-year-old produced a superb achievement to defeat apple No 2 Simona Halep, who had baffled her in a Wimbledon final in 2019, 6-3 6-3 at Melbourne Park on Tuesday night.
Williams, who is aural one aloft championship of levelling Margaret Court’s almanac of 24 admirable bang singles titles, played with ability and attention in a acceptable performance.
She dictated to her rival, a Roland Garros and Wimbledon best who has been ranked central the world’s top four aback 2014, in a ascendant display.
“I absolutely anticipate this is the best bout I accept played this tournament, for sure, and acutely (it had to be) activity up adjoin the cardinal two amateur in the world,” Williams said.
Williams has played Osaka three times, including the arguable US Accessible final in 2018 aback she absent her way afterwards a acrimonious altercation with adjudicator Carlos Rodriguez.
The Japanese star, who has aback won addition US Accessible forth with an Australian Open, has won two of their three bout outings.
Williams was acknowledged best afresh in Canada in 2019 and additionally belted the apple No 3 in an exhibition that was added cackle than hit in Adelaide aftermost month.
“She is such a able amateur on the cloister and such an adorning being off the court, which I anticipate is absolutely good,” Williams said.
“It is so acceptable to see addition who is alarming in both things. I accept been watching her and I am abiding she has been watching me. It is an befalling to do my best.
“I accept had an abundantly backbreaking off season, so I am actual aflame with every win that I get.”
Williams started decidedly well, assault a crosscourt champ aback abiding on the aperture point. She afterwards said it “looked like a donut and I went for it”.
She was able to breach Halep immediately, accumulation animal backbone with able angles, with a backhand crosscourt champ decidedly acute.
But it was not connected afore the Romanian responded to the challenge. Her movement is superb. And Halep’s clip of attempt belies her abate stature.
The sixth bold of the bout emphasised all of the attributes listed above. Williams connected to adjure superb angles off both wings.
Halep was able to awning some of them. But it was afresh the American who was able to move ahead.
Prior to the match, Halep’s drillmaster Darren Cahill said the fable was affective bigger than he had apparent her do so in about bristles years. This was bright on Rod Laver Arena.
The American was able to get to assurance that in contempo years ability accept surpassed her and, aback in position to ascendancy the point, did so with attention and ability from the baseline.
She said it was article her drillmaster Patrick Mouratoglou told her she bare to do if she was to put herself in a position to akin with and exhausted Court’s record.
“Last year my drillmaster Patrick had a connected allocution with me about how I bare to be bigger on defence, so we had a lot of time to assignment on my movement,” she said.
“I can accomplish leaps and bound and improvements absolutely fast and I apperceive that throughout my career, acceleration has been one affair that has been air-conditioned acceptable in my game. I can do it, so it is exciting.”
The ability alterity amid the American and Romanian was bright on several fronts, but the account acceleration is illustrative.
Williams’ fastest aboriginal serve in the aperture set was 200kmh compared to Halep’s at 170kmh.
The Romanian responded aboriginal in the additional set, breaking the 39-year-old in her aperture account bold to bend her adenoids ahead.
But it was consistently a abounding advance as Williams walloped winners with regularity.
It was not connected afore the additional set was aback on an alike keel at 3-all with the drive afresh with the American.
The 10th berry confused advanced aback breaking her battling in the seventh bold on her sixth befalling in what was acutely a cardinal bold in the bout as Halep approved to adhere on.
It was to no avail, with Williams breaking afresh to abutting out the quarterfinal.
Adrian McMurray 8.38pm: Williams through to Accessible semis
Serena Williams has confused to yet addition semi-final at the Australian Open, acquisition Simona Halep 6-3 6-3 to book at a date with Naomi Osaka.
It was all about Williams’ defence tonight: she had an acknowledgment to appealing abundant aggregate Halep threw at her. The annotation aggregation characterization it ‘vintage’ Serena, and we’d be absorbed to agree.
“I absolutely anticipate this is the best bout I’ve played this tournament, for sure,” she says post-match. “I had to, activity up adjoin the cardinal two in the world. I knew that I had to do bigger and that’s what I did.
“I’m excited.”
Jim Courier says he’s noticed a camera aggregation afterward Williams about at her hotel, and she hints that addition documentary could be in the works on the aback of ‘Being Serena’.
“There could be. There could be. There could be article in the works on the low. We’re aloof aggravating to adjudge the best way and the best time to absolution it. But we’re seeing. You apprehension a lot!”
Williams has some acclaim for her abutting opponent, Osaka.
“Gosh, she is such a able amateur on the cloister and she’s such an adorning being I anticipate off the cloister which is absolutely cool. It is so acceptable to see addition that is so alarming on both things, whether they’re accomplishing their job or not accomplishing their job. That’s air-conditioned for me.
“I’ve been watching her. I’m abiding she’s been watching me. I feel like this is such a acceptable befalling for me to accumulate accomplishing my best in the aboriginal admirable bang of the year for me, I had an abundantly long, backbreaking off-season so I’m absolutely blessed with candidly every win I get.”
Adrian McMurray 8.36pm: Williams closing in on victory
Williams holds to adulation … she’s one bold abroad from the semi-finals now.
Adrian McMurray 8.32pm: Williams hits the front
Williams holds for the aboriginal time this set, accepting us to 3-all. She afresh has three breach credibility the afterward bold … and assault it! Golden adventitious to accomplishment the bold at the net but she pushes it long. Serena gets a fourth breach point, but Halep saves it with an ballsy casual shot. On Williams’ sixth breach point, she scrambles and Halep collects the net. Serena breaks! She’s up 4-3. Ballsy game.
Adrian McMurray 8.18pm: Aback on serve
Williams breach aback – afresh – and we’re aback on serve! Halep leads 3-2. Am I the alone one disturbing to accumulate up here?!
Adrian McMurray 8.14pm: Breach galore
And aloof like that, Williams breach back. Halep still leads 2-1. But Williams can’t consolidate and drops and account game! Addition autogenetic absurdity from Williams and Halep is up 3-1. Serena is yet to authority her serve this set. This is far from over.
Adrian McMurray 8.07pm: Halep fights back
Halep holds to activate the additional set. Afresh a brace of autogenetic errors, a bifold accountability and addition autogenetic absurdity easily Halep the break! That’s 10 autogenetic errors from Williams in the aboriginal two amateur of the set. This one ability aloof accept a aberration to it. Halep is bottomward a set, but leads 2-0 in the second.
Adrian McMurray 7.55pm: Williams takes aboriginal set
Halep responds in the best way possible: captivation her serve to love. But abundantly Williams allotment the favour and takes the set 6-3 in 36 minutes! Advantage Serena. Let’s see how Halep responds.
Adrian McMurray 7.49pm: Williams admiral ahead
Williams holds, and we move to what turns out to be the longest bold of the bout so far at six-and-a-half minutes. Williams breach the Halep serve, the bold catastrophe with an autogenetic absurdity from Halep that was out by 5mm, according to Jim Courier in commentary. That hurts. Williams up 4-2. A quickfire authority and aback Serena leads 5-2.
Adrian McMurray 7.34pm: Agrarian alpha to Williams-Halep quarter-final
It’s been a agrarian alpha in the quarter-final. Serena powered through her aperture account game, and afresh anon accepting the break. But Halep breach appropriate back, two autogenetic errors giving the additional berry the game. She holds and we’re bound at 2-all.
Adrian McMurray 7.00pm: Big names to hit centre court
We’re aloof account abroad from a huge night affair on Rod Laver Arena.
First up: Serena Williams and Simona Halep, with Novak Djokovic and Sascha Zverev to follow.
And attractive advanced to tomorrow, Ash Barty will bang things off at 11am with her quarter-final adjoin 25th berry Karolina Muchova.
The blow of the day on centre cloister is as follows:
– Women’s singles quarter-final (not afore 1pm): Jennifer Brady (22) v Jessica Pegula– Men’s singles quarter-final (not afore 3pm): Andrey Rublev (7) v Daniil Medvedev (4)– Men’s singles quarter-final (from 7.30pm): Stefanos Tsitsipas (5) v Rafael Nadal (2)
Adrian McMurray 5.53pm: Russian qualifier through to semis
Russian qualifier Aslan Karatsev is through to the semi-finals of the Australian Accessible afterward a 2-6 6-4 6-1 6-2 achievement over 18th berry Grigor Dimitrov.
Dimitrov managed to authority one added account bold in the fourth afterwards his adversary went 3-1 up, but it was aloof a amount of time afore Karatsev raced to achievement as Dimitrov connected to attempt with injury.
This is the apple No 114’s aboriginal time in the capital draw at the Australian Accessible (or any admirable bang for that matter), and has $US618,354 in career earnings. He’ll now acquire $A850,000 for actualization in the semis, and will face either Djokovic or Zverev.
Adrian McMurray 5.34pm: Dimitrov improves, but it’s not enough
Karatsev holds, but we’re starting to see added from Dimitrov. He wins his best point aback the abrasion started to bang in, acceptable a 23-shot rally. But it’s not abundant as Karatsev breaks. The Russian’s up 3-1, and abundantly aloof three amateur abroad from the semi-finals.
Adrian McMurray 5.25pm: Dimitrov hangs in there
Both players are aback on court, Karatsev to serve first. Dimitrov looks hardly better, but still not 100 per cent. Karatsev holds, now to see how the Dimitrov serve is. He’s absolutely absent some clip off the serve, but it’s acceptable abundant for him to hold, 1-all in the fourth.
Adrian McMurray 5.10pm: Karatsev contest to 2-1 lead
Karatsev is about accustomed a chargeless access through the third set, as Dimitrov does as little as accessible to get to the breach amid sets – and the physio. He walks off mean as Karatsev takes the third, now arch 2-6 6-4 6-1. We’ll acquisition out added about the Dimitrov injury/issue shortly. Update: looks like it’s a hip/lower back/pelvis issue. He takes a medical time-out.
Adrian McMurray 5.07pm: Karatsev in advanced as Dimitrov struggles
This is huge: Karatsev has a bifold breach in the third, arch 4-1. Dimitrov meanwhile has an issue: he’s not confined with abundant power, and is disturbing to move about the court. He’s afraid his head, it doesn’t attending like he’ll aftermost too abundant best here. He’s no best active to the ball.
Adrian McMurray 4.53pm: Is a Karatsev agitated on the cards?
Dimitrov and Karatsev are bound at one set apiece on Rod Laver Arena.
The 18th berry took aloof 33 account to booty the aboriginal set 6-2, but it was a altered adventure in the second. A brace of breach accustomed Karatsev to booty it 6-4, now two sets abroad from a semi-final berth.
Two quick holds to alpha the third set, 1-all.
Adrian McMurray 3.12pm: Big matches to come, boilerplate to celebrate
Three matches to appear this afternoon and tonight on centre court, and they’re all huge (as you’d apprehend accustomed area we’re at in the tournament).
Up abutting it’s 18th berry Grigor Dimitrov demography on Russian qualifier Aslan Karatsev.
Then from 7pm (unless this one goes late) we’ll accept Williams-Halep, followed by Djokovic-Zverev.
Meanwhile, Hsieh can’t absolutely go out and bless her abundant run in Melbourne … aloof yet. But the 35-year-old says she ability still arch out in a few days.
“I’ll delay until everything’s open, and afresh we’ll see,” she tells reporters at her post-match columnist conference.
Melbourne hears ya!
Liam Twomey 2.40pm: ‘I consistently watch Serena’s matches’
It is the catechism all the top names are asked at some date during the Open.
Do they sit bottomward and watch their bigger rivals aback they’re on a blow advance in the draw?
After antagonism through her day affair bout adjoin Hsieh Su-wei in basal time, Naomi Osaka was asked if she would be affability into the added women’s quarter-final amid Serena Williams and Simona Halep.
It was an accessible acknowledgment for Osaka.
“I consistently watch Serena’s matches anyway,” she said.
Game respects game.
“Normally I never attending at my draw but everyone’s told me about my draw actuality so I affectionate of had no best but to apperceive who my abutting adversary is but absolutely activity to be absolutely fun,” she went on.
Adrian McMurray 2.30pm: Osaka sets up abeyant dream semi
Naomi Osaka is through to the Australian Accessible semi-finals afterwards animadversion off fan-favourite Su-Wei Hsieh 6-2 6-2 in aloof over an hour.
The adamant affectation has the third berry on a blow advance with Serena Williams in the semis.
For the dream match-up to appear though, Williams needs to exhausted additional berry Simona Halep tonight. Plenty of arresting match-ups to follow!
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