Switzerland's Stanislas Wawrinka reacts during the third round match of men's singles against Jo-Wilfried Tsonga of France in the French Open tennis tournament at the Roland Garros in Paris May 27, 2011. Wawrinka won 3-2. (Xinhua)
Switzerland's Stanislas Wawrinka reacts during the third round match of men's singles against Jo-Wilfried Tsonga of France in the French Open tennis tournament at the Roland Garros in Paris May 27, 2011. Wawrinka won 3-2. (Xinhua)