Associated Press

Surprise 2009 US Open quarterfinalist Melanie Oudin retires
Melanie Oudin is retiring from professional tennis, eight years after her captivating run to the U.S. Open quarterfinals as a teenager....

Muguruza outlasts Kuznetsova to reach Cincinnati semifinal
MASON, Ohio (AP) -- Garbine Muguruza fought off Svetlana Kuznetsova to reach the Western & Southern Open semifinals with a 6-2, 5-7, 7-5 win on Friday....

2011 champ Stosur withdraws from US Open with injured hand
NEW YORK (AP) -- Past U.S. Open champion Samantha Stosur has pulled out of the year's last Grand Slam tournament because of an injured right hand....

'14 US Open runner-up Kei Nishikori latest out of US Open
Kei Nishikori is the latest top player to pull out of the U.S. Open because of an injury....

Federer out of Cincinnati with bad back; Nadal to be No. 1
MASON, Ohio (AP) -- Wimbledon champion Roger Federer withdrew Monday from the Western & Southern Open because of a back injury. He has won the Masters series tournament seven times....

Zverev upsets Federer for Rogers title
MONTREAL (AP) -- Alexander Zverev's hot streak is still alive. Roger Federer's win streak is over....

Svitolina beats Wozniacki 6-4, 6-0 for Rogers title
TORONTO (AP) -- Sleep-deprived and physically drained, Elina Svitolina could have been excused for a flat performance Sunday....

Wimbledon finalist Cilic withdraws from Cincinnati
ZAGREB, Croatia (AP) -- Wimbledon finalist Marin Cilic will miss the Cincinnati Masters after withdrawing from the Rogers Cup in Montreal because of an abductor injury....