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BETHESDA, MD - JUNE 19: Rory McIlroy of Northern Ireland and his father Gerry McIlroy pose with the trophy after his eight-stroke victory during the 111th U.S. Open at Congressional Country Club on June 19, 2011 in Bethesda, Maryland. (Photo by David Cannon/Getty Images)

BETHESDA, MD - JUNE 19:  Rory McIlroy of Northern Ireland and his father Gerry McIlroy pose with the trophy after his eight-stroke victory during the 111th U.S. Open at Congressional Country Club on June 19, 2011 in Bethesda, Maryland.  (Photo by David Cannon/Getty Images)