Florent Serra, of France, returns to Roger Federer, of Switzerland, during the Sony Ericsson Open tennis tournament in Key Biscayne, Fla., Monday, March 29, 2010. (AP Photo/Alan Diaz Stock Photo - Alamy
Dominic Stricker joins his compatriot Stan Wawrinka at the Diriyah Tennis Cup presented by Aramco - Diriyah Tennis Cup
Julien Benneteau from France, returns a ball to Stephane Bohli from Switzerland, during their first round match at the Suisse Open tennis tournament in Gstaad, Switzerland, Tuesday, July 28, 2009. (AP Photo/Keystone/