After defeating Novak Djokovic at the U.S. Open, Daniil Medvedev fell to the floor in a strange celebration that he later referred to as an "L2 + Left" move.
With mental health awareness becoming a major issue in the sports world, the USTA took steps it hopes will help those in need of support.
During a match at Wimbledon in June, Williams suffered an injury to her right leg and has not competed since.
Rahm had to withdraw from The Memorial two weeks earlier because of COVID protocols when he had a 6-shot lead after 54 holes.
The third major of the season gets underway at Torrey Pines on Thursday with Jon Rahm as the bookmakers' favorite.
Djokovic, the No. 1 seed in the tournament, was trailing Pablo Carreño Busta, 6-5, in the first set of a fourth-round match.
The 15-time major winner carded a 1-under-par 70 in the opening round as he uncharacteristically struggled with his iron game.
The 15-time major winner will play alongside Jordan Spieth and England's Justin Rose in the first two rounds.
Williams was handed three code violations and called umpire Carlos Ramos "a thief."
What other sporting events are on during the World Cup?
The European tour is considering Trump's course for 2019.
The U.S. Tennis Association has to decide if it will give the disgraced tennis star wild card entry.
The Briton has endured "the toughest stretch of my career."
The American 14-time major tournament winner will be out the game for six months.
The sportswear giant has sponsored the Russian for over a decade.
The two men arguably are the greatest rivalry in tennis.
The two Italians faced off after upsetting the No. 1 and No. 2 seeds.
The tennis star was the No. 1 seed in the women's semifinals.
Serena Williams will face off against Roberta Vinci of Italy at 11 a.m. ET on Friday.
On Tuesday evening, Serena defeated Venus and Djokovic prevailed against Lopez to advance.
The quarterfinals begin without Andy Murray, who exited the tournament in an upset Monday.
As the tournament enters its second week, temperatures remain high and the stakes get higher.
A record number of players have already had to retire from the tournament.