HARTFORD, WI - JUNE 13: Rory McIlroy of Northern Ireland looks on during a practice round prior to the 2017 U.S. Open at Erin Hills on June 13, 2017 in Hartford, Wisconsin. (Photo by Gregory Shamus/Getty Images)
HARTFORD, WI - JUNE 13: Rory McIlroy of Northern Ireland looks on during a practice round prior to the 2017 U.S. Open at Erin Hills on June 13, 2017 in Hartford, Wisconsin. (Photo by Gregory Shamus/Getty Images)