Elise Mertens had not lost a set going into the US Open quarter-finals, but fell victim to a hard-fought comeback from Bianca Andreescu.
Following his five-set quarter-final defeat, Gael Monfils is focused on supporting Elina Svitolina as she bids to reach the US Open final.
The Arthur Ashe Stadium crowd was treated to another five-set thriller as Matteo Berrettini defeated Gael Monfils in nearly four hours.
Now the lone Swiss singles player at the US Open, Belinda Bencic is disappointed not to have Stan Wawrinka and Roger Federer for company.
Grigor Dimitrov's fightback against Roger Federer ensured nobody will need a crystal ball to see him as a dangerous grand slam opponent.
Donna Vekic could not muster another fightback as Belinda Bencic reached the last four at the US Open for the first time.
After letting slip a chance to win another slam, Roger Federer took a dim view of a question about how many more opportunities he will get.
As temperatures rose at the US Open, those on court turned up the heat with some incredible performances at Flushing Meadows.
Roger Federer held in a game that had eight deuces against Grigor Dimitrov, who felt that was a turning point in his US Open win.
His body failed him in a five-set thriller with Grigor Dimitrov, but Roger Federer did not blame his back injury for his US Open defeat.