Yuichi Sugita of Japan in action against Vasek Pospisil of Canada during a first round match at the CITI Open tennis tournament at the Rock Creek Park Tennis Center in Washington, DC, USA, 18 July 2016. EPA/ERIK S. LESSER
Benjamin Becker of Germany in action against Daniel Evans (not pictured) of England during a first round match at the CITI Open tennis tournament at the Rock Creek Park Tennis Center in Washington, DC USA, 18 July 2016. Evans defeated Becker. EPA/ERIK S. LESSER
Caroline Wozniacki of Denmark in action against Hiroko Kuwata of Japan during a first round match at the CITI Open tennis tournament at the Rock Creek Park Tennis Center in Washington, DC, USA, 18 July 2016. EPA/ERIK S. LESSER
Grigor Dimitrov of Bulgaria in action against Daniel Evans of England during a second round match at the CITI Open tennis tournament at the Rock Creek Park Tennis Center in Washington, DC, USA, 19 July 2016. Evans defeated Dimitrov. EPA/ERIK S. LESSER
Alexandr Dolgopolov of Ukraine in action against Jordan Thompson of Australia during a second round match at the CITI Open tennis tournament at the Rock Creek Park Tennis Center in Washington, DC, USA, 19 July 2016. Dolgopolov defeated Thompson. EPA/ERIK S. LESSER
Topics: 10sballs, Alexandr Dolgopolov, Atp World Tour, Benjamin Becker, Caro Wozniacki, Citi Open, GRIGOR DIMITROV, Photo Gallery, Sam Querrey, Sports, Tennis, Washington DC, Wta, Yuichi Sugita