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SAN ANTONIO, TX - MARCH 27: John Peterson picks up his ball on the 18th hole during round two of the Valero Texas Open at TPC San Antonio AT&T Oaks Course on March 27, 2015 in San Antonio, Texas. (Photo by Christian Petersen/Getty Images)

SAN ANTONIO, TX - MARCH 27:  John Peterson picks up his ball on the 18th hole during round two of the Valero Texas Open at TPC San Antonio AT&T Oaks Course on March 27, 2015 in San Antonio, Texas.  (Photo by Christian Petersen/Getty Images)