HUMBLE, TX - MARCH 29: Rory McIlroy of Northern Ireland yawns on the 11th green during the second round of the Shell Houston Open at the Redstone Golf Club on March 29, 2013 in Humble, Texas. (Photo... more 
HUMBLE, TX - MARCH 29: Rory McIlroy of Northern Ireland yawns on the 11th green during the second round of the Shell Houston Open at the Redstone Golf Club on March 29, 2013 in Humble, Texas. (Photo by Scott Halleran/Getty Images) less 
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Getty Images | Photo By Scott Halleran / Getty Images
Fri, Mar 29, 2013 1:30 PM EDT