see more

Photos by Christian witzerland's Stan Wawrinka and Serbia's Novak Djokovic playing the Final of the 2015 French Tennis Open in Stadium Roland-Garros, Paris, France on June 7th, 2015.photo by christian Liewig (Photo by liewig christian/Corbis via Getty Images)

Photos by Christian witzerland's Stan Wawrinka and Serbia's Novak Djokovic playing the Final of the 2015 French Tennis Open in Stadium Roland-Garros, Paris, France on June 7th, 2015.photo by christian Liewig (Photo by liewig christian/Corbis via Getty Images)