US open tennis
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CoCo Vandeweghe, of the United States, reacts after giving up a point to Madison Keys, of the United States, during the semifinals of the U.S. Open tennis tournament, Thursday, Sept. 7, 2017, in New York.[Photo:AP]
Venus Williams, of the United States, returns a shot from Sloane Stephens, of the United States, during the semifinals of the U.S. Open tennis tournament, Thursday, Sept. 7, 2017, in New York. [Photo: AP]
Sloane Stephens, of the United States, returns a shot from Venus Williams, of the United States, during the semifinals of the U.S. Open tennis tournament, Thursday, Sept. 7, 2017, in New York. [Photo: AP]
CoCo Vandeweghe, of the United States, reacts after giving up a point to Madison Keys, of the United States, during the semifinals of the U.S. Open tennis tournament, Thursday, Sept. 7, 2017, in New York. [Photo: AP]