U.S. Open highlights

The world's top tennis players face off in New York.

  • Federer of Switzerland flattens the ball as he returns to Cilic of Croatia during their semi-final match at the 2014 U.S. Open tennis tournament in New York � Mike Segar / Reuters

  • Makarova and Vesnina of Russia celebrate after defeating Hingis of Switzerland and Pennetta of Italy in the women's doubles final match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Cilic of Croatia celebrates after defeating Federer of Switzerland in their semi-final match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Nishikori of Japan reaches for a return to Djokovic of Serbia during their semi-final match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Serena Williams of the U.S. celebrates winning match point against Ekaterina Makarova of Russia during their semi-final match at the 2014 U.S. Open tennis tournament in New York � Mike Segar / Reuters

  • Caroline Wozniacki of Denmark misses as she reaches for a return to Peng Shuai of China during their semi-final match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Monfils of France returns a shot to Federer of Switzerland during their quarter-final men's singles match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Marin Cilic of Croatia hits a return to Tomas Berdych of the Czech Republic during their quarter--final match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Federer of Switzerland serves to Monfils of France during their quarter-final men's singles match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Aleksandra Krunic of Serbia keeps her eyes on a return shot to Victoria Azarenka of Belarus during their women's singles match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Kei Nishikori of Japan hits a return to Stan Wawrinka of Switzerland during their quarter-final match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Bob and Mike Bryan of the U.S. celebrate after winning their semi-final match against compatriots Scott Lipsky and Rajeev Ram at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Djokovic of Serbia makes fun of himself after missing a shot to Murray of Britain during their quarter-final men's singles match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Murray of Britain reaches to return a shot to Djokovic of Serbia during their quarter-final men's singles match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Venus Williams of the U.S. and her sister Serena play Makarova and Vesnina of Russia in their quarter-final doubles match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Victoria Azarenka of Belarus misses a serve from Ekaterina Makarova of Russia during their quarter-final match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Caroline Wozniacki of Denmark comes to the net against Sara Errani of Italy during their women's quarter-finals singles match at the 2014 U.S. Open tennis tournament in New York � Shannon Stapleton / Reuters

  • Aleksandra Krunic of Serbia reacts after defeating Petra Kvitova of the Czech Republic at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Jelena Jankovic of Serbia returns a shot to Belinda Bencic of Switzerland during their women's singles match at the U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Tommy Robredo of Spain returns a shot to Stan Wawrinka of Switzerland during their men's singles match at the U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Gael Monfils of France serves to Alejandro Gonzalez of Colombia during their match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Kei Nishikori of Japan returns a shot to Milos Raonic of Canada in their men's singles match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Kevin Anderson of South Africa hits a return to Marin Cilic of Croatia during their match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Maria Sharapova of Russia uses an ice pack to cool off during a break in her match against Caroline Wozniacki of Denmark at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Aleksandra Krunic of Serbia hits a return to Petra Kvitova of the Czech Republic during their match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Serena Williams of the U.S. poses for a picture with a fan after her win over compatriot Varvara Lepchenko during their match at the 2014 U.S. Open tennis tournament in New York � Ray Stubblebine / Reuters

  • Andy Murray of Britain signs autographs after defeating Andrey Kuznetsov of Russia at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters

  • Mirjana Lucic-Baroni of Croatia serves to Simona Halep of Romania during their match at the 2014 U.S. Open tennis tournament in New York � Adam Hunger / Reuters

  • Kei Nishikori of Japan throws his racquet to hit a return to Stan Wawrinka of Switzerland during their quarter-final match at the 2014 U.S. Open tennis tournament in New York � Eduardo Munoz / Reuters