Janko Tipsarevic of Serbia returns a ball to Robin Haase of the Netherlands during a second round match at the Suisse Open tennis tournament in Gstaad, Switzerland, Thursday July 25, 2013. (AP ... more 
Janko Tipsarevic of Serbia returns a ball to Robin Haase of the Netherlands during a second round match at the Suisse Open tennis tournament in Gstaad, Switzerland, Thursday July 25, 2013. (AP Photo/Keystone,Peter Schneider) less 
1 / 31
Associated Press | Photo By Keystone,Peter Schneider
Thu, Jul 25, 2013 12:39 PM EDT