US Open 2016

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Agnieszka Radwanska (POL)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

photo: Wojciech Kubik/East News 05.09.2016. Nowy Jork. Turniej tenisowy US Open 2016. n/z: Ana Konjuh (CRO)

Lucas Pouille, of France, reacts after beating Rafael Nadal, of Spain, during the fourth round of the U.S. Open tennis tournament, Sunday, Sept. 4, 20...

Novak Djokovic, of Serbia, celebrates after defeating Kyle Edmund, of Britain, in the fourth round of the U.S. Open tennis tournament, early Monday mo...

Kyle Edmund, of Britain, reacts to losing a point to Novak Djokovic, of Serbia, during the fourth round of the U.S. Open tennis tournament, Sunday, Se...

Stan Wawrinka, of Switzerland, throws down his racket in the fourth set against Illya Marchenko, of Ukraine, during the fourth round of the U.S. Open...

Karolina Pliskova, of the Czech Republic, reacts after defeating Venus Williams during the fourth round of the U.S. Open tennis tournament, Monday, Se...

Venus Williams returns a shot to Karolina Pliskova, of the Czech Republic, during the fourth round of the U.S. Open tennis tournament, Monday, Sept. 5...

Stan Wawrinka, of Switzerland, returns a shot to Illya Marchenko, of Ukraine, during the fourth round of the U.S. Open tennis tournament, Monday, Sept...

Serena Williams reacts after a point against Yaroslava Shvedova, of Kazakhstan, during the fourth round of the U.S. Open tennis tournament, Monday, Se...

Serena Williams prepares to serve to Yaroslava Shvedova, of Kazakhstan, during the fourth round of the U.S. Open tennis tournament, Monday, Sept. 5, 2...

Venus Williams returns a shot to Karolina Pliskova, of the Czech Republic, during the fourth round of the U.S. Open tennis tournament, Monday, Sept. 5...

Simona Halep, of Romania, reacts after beating Carla Suarez Navarro, of Spain, during the fourth round of the U.S. Open tennis tournament, Monday, Sep...

Simona Halep, of Romania, slams down her racket after missing a shot to Carla Suarez Navarro, of Spain, during the fourth round of the U.S. Open tenni...

Juan Martin del Potro, of Argentina, returns a shot to Dominic Thiem, of Austria, during the fourth round of the U.S. Open tennis tournament, Monday,...

Simona Halep, of Romania, returns a shot to Carla Suarez Navarro, of Spain, during the fourth round of the U.S. Open tennis tournament, Monday, Sept....

Venus Williams returns a shot to Karolina Pliskova, of the Czech Republic, during the fourth round of the U.S. Open tennis tournament, Monday, Sept. 5...

Kei Nishikori, of Japan, serves to Ivo Karlovic, of Croatia, during the fourth round of the U.S. Open tennis tournament, Monday, Sept. 5, 2016, in New...

Agnieszka Radwanska of Poland, the No. 4 seed, hits a return during her fourth-round match with Ana Konjuh in Arthur Ashe Stadium, at the U.S. Open in...

Agnieszka Radwanska of Poland, the No. 4 seed, hits a return during her fourth-round match with Ana Konjuh in Arthur Ashe Stadium, at the U.S. Open in...

Carla Su?rez Navarro of Spain returns a shot to Simona Halep of Romania during their 2016 US Open Women's Singles match at the USTA Billie Jean King N...

Carla Su?rez Navarro of Spain returns a shot to Simona Halep of Romania during their 2016 US Open Women's Singles match at the USTA Billie Jean King N...

Simona Halep of Romania does the splits while playing against Carla Su?rez Navarro of Spain during their 2016 US Open Women's Singles match at the UST...

Simona Halep of Romania does the splits while playing against Carla Su?rez Navarro of Spain during their 2016 US Open Women's Singles match at the UST...

Simona Halep of Romania returns a shot against Carla Su?rez Navarro of Spain during their 2016 US Open Women's Singles match at the USTA Billie Jean K...

Simona Halep of Romania does the splits while playing against Carla Su?rez Navarro of Spain during their 2016 US Open Women's Singles match at the UST...

Juan Martin del Potro of Argentina hits a return against Dominic Thiem of Austria during their 2016 US Open Men's Singles match at the USTA Billie Jea...

Juan Martin del Potro of Argentina serves to Dominic Thiem of Austria during their 2016 US Open Men's Singles match at the USTA Billie Jean King Natio...

Juan Martin del Potro of Argentina serves to Dominic Thiem of Austria during their 2016 US Open Men's Singles match at the USTA Billie Jean King Natio...

Juan Martin del Potro of Argentina serves to Dominic Thiem of Austria during their 2016 US Open Men's Singles match at the USTA Billie Jean King Natio...

Dominic Thiem of Austria hits a return against Juan Martin del Potro of Argentina during their 2016 US Open Men's Singles match at the USTA Billie Jea...