Sabalenka served 21 treble faults successful the match, which Peterson won 5-7, 6-1, 7-5. There were 15 breaks of service during the match.
At 1 constituent successful the 3rd acceptable Sabalenka could hardly get the shot successful the court, simply lobbing her service with nary powerfulness astatine all.
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"She's astir had an air-swing connected an underarm," said Adam Peacock successful commentary for Stan Sport.
It prompted seat umpire Julie Kjendlie to intervene, asking if the Belarusian was OK, with Sabalenka taking objection to the question.
"This is my method problem, I cannot service better," she replied.
Nine's Jelena Dokic said successful commentary that the concern was uncomfortable.
"It's tough, I consciousness for her," Dokic noted.
"It's astir uncovering those answers retired there, but adjacent disconnected the court, what bash you bash next?
"It intelligibly acceptable Sabalenka off, saying 'there's thing I tin do, it's my method problem, I'm trying.'
Sabalenka's service falls apart
"It's a pugnacious one, due to the fact that you're genuinely concerned. Julie Kjendlie, she's an unthinkable seat umpire, I've known her for a agelong time, incredibly experienced and I deliberation she was concerned. Obviously the timing of it for Sabalenka wasn't great.
"This is hard to watch. The information that she's successful tears retired connected court. I'm genuinely acrophobic for Sabalenka."
Speaking aft the match, Peterson had thing but sympathy for her opponent.
"It was the weirdest lucifer I've ever played. It was pugnacious staying successful there, I cognize she was struggling a lot.
"To beryllium successful my ain world, it was truly difficult."
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