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DUBLIN, OH - JUNE 03: Jordan Spieth of the United States plays a shot during the pro-am round for The Memorial Tournament presented by Nationwide at Muirfield Village Golf Club on June 3, 2015 in Dublin, Ohio. (Photo by Sam Greenwood/Getty Images)

DUBLIN, OH - JUNE 03:  Jordan Spieth of the United States plays a shot during the pro-am round for The Memorial Tournament presented by Nationwide at Muirfield Village Golf Club on June 3, 2015 in Dublin, Ohio.  (Photo by Sam Greenwood/Getty Images)