The Romanian is the oldest woman to ever reach her first US Open quarterfinal.
"Every match I played here, I played a little bit better each time. A lot of positives I can bring with me," Caroline Wozniacki said.
The squirrel ran onto court forcing the umpire to call a let during US Open doubles.
ATP and WTA officials will meet next month to discuss possible merger to counter growing Saudi Arabia influence.
Aryna Sabalenka crushed Clara Burel to reach a personal milestone at the US Open.
Taylor Fritz on essential element to reach first US Open quarterfinal.
The American southpaw slipped into the zone on serve on Friday in New York.