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SAN ANTONIO, TX - MARCH 29: Jimmy Walker poses with the Valero Texas Open trophy and Executive Vice President of Refining Operations and Engineering, Lane Riggs after winning in the final round at TPC San Antonio AT&T Oaks Course on March 29, 2015 in San Antonio, Texas. (Photo by Christian Petersen/Getty Images)

SAN ANTONIO, TX - MARCH 29:  Jimmy Walker poses with the Valero Texas Open trophy and Executive Vice President of Refining Operations and Engineering, Lane Riggs after winning in the final round at TPC San Antonio AT&T Oaks Course on March 29, 2015 in San Antonio, Texas.  (Photo by Christian Petersen/Getty Images)