ARDMORE, PA - JUNE 11: Hunter Mahan of the United States hits a tee shot during a practice round prior to the start of the 113th U.S. Open at Merion Golf Club on June 11, 2013 in Ardmore, ... more 
ARDMORE, PA - JUNE 11: Hunter Mahan of the United States hits a tee shot during a practice round prior to the start of the 113th U.S. Open at Merion Golf Club on June 11, 2013 in Ardmore, Pennsylvania. (Photo by Scott Halleran/Getty Images) less 
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Getty Images | Photo By Scott Halleran / Getty Images
Tue, Jun 11, 2013 1:05 PM EDT