Stan Wawrinka of Switzerland (2ndR) poses next to Novak Djokovic of Serbia (R), former Brazilian tennis player Gustavo Kuerten (R), and French Tennis Federation (FFT) President Jean Gachassin during the trophy ceremony after winning the men's singles final match at the French Open tennis tournament at the Roland Garros stadium in Paris, France, June 7, 2015. REUTERS/Vincent Kessler