Ernests Gulbis, from Latvia, reacts after winning a game at the Delray Beach, Fla., International Tennis Championship tournament, Sunday, March 3, 2013. Gulbis defeated Edouard Roger-Vasselin 7-6 ... more 

Ernests Gulbis, from Latvia, reacts after winning a game at the Delray Beach, Fla., International Tennis Championship tournament, Sunday, March 3, 2013. Gulbis defeated Edouard Roger-Vasselin 7-6 (3), 6-3. (AP Photo/J Pat Carter) less