Serena Williams of the U.S. serves to Anna-Lena Friedsam of Germany during their women's singles match at the French Open tennis tournament at the Roland Garros stadium in Paris, France, May 28, 2015.... more 
Serena Williams of the U.S. serves to Anna-Lena Friedsam of Germany during their women's singles match at the French Open tennis tournament at the Roland Garros stadium in Paris, France, May 28, 2015. REUTERS/Jean-Paul Pelissier less 
1 / 30
Reuters | Photo By JEAN-PAUL PELISSIER / REUTERS
Thu, May 28, 2015 10:14 AM EDT