Maria Sharapova came to the defense of Rafael Nadal on Twitter after the Spaniard was eliminated from the US Open.
Canada's Eugenie Bouchard has announced a withdrawal from the mixed and women's doubles in New York, citing a head injury.
Richard Gasquet put on a shotmaking display against Bernard Tomic.
Andy Murray brought his fitness to the fore during his five-set win over Adrian Mannarino on Day 5.
While the players make headlines on the showcourts of New York, a band of merry stringers makes history in the bowels of the grounds.
"He was one of my favorite players to watch, so I would vote yes," Federer says of Rios' Hall of Fame candidacy.
Simona Halep played her first ever mixed doubles match on Thursday with Horia Tecau in New York.