USA's Serena Williams, left, and Bob Bryan, right, play Argentina's Gisela Dulko and Eduardo Schwank during their first round mixed doubles match in the French Open tennis tournament at the Roland ... more 

USA's Serena Williams, left, and Bob Bryan, right, play Argentina's Gisela Dulko and Eduardo Schwank during their first round mixed doubles match in the French Open tennis tournament at the Roland Garros stadium in Paris, Friday, June 1, 2012. (AP Photo/Michel Euler) less