Roger Federer beats Richard Gasquet 6-4, 6-2, 6-2 in the first reverse singles match Sunday as Switzerland won the Davis Cup final against France by taking an unassailable 3-1 lead.
The world No. 1 sent a post-match message to his week-old son.
The world No. 1 was due to play in the quarterfinals Friday.
Two-time Grand Slam champion Li Na announced Friday that she is retiring from tennis.
The US Open runner-up is just the third person to be featured on the package.
It was a pretty pointless move, but it was awesome, too.
It appears Serena made good on Wozniacki's post-match request for drinks.
Nishikori is the first Asian male to reach a Grand Slam final.
Wozniacki is still in search of her first career Grand Slam title.
Roger Federer saved two match points while coming all the way back from a two-set deficit to beat Gael Monfils 4-6, 3-6, 6-4, 7-5, 6-2 Thursday night and reach the U.S. Open semifinals for the first time since 2011.