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CHASKA, MN - SEPTEMBER 29: Dustin Johnson of the United States speaks in a press conference prior to the 2016 Ryder Cup at Hazeltine National Golf Club on September 29, 2016 in Chaska, Minnesota. (Photo by Sam Greenwood/Getty Images)

CHASKA, MN - SEPTEMBER 29:  Dustin Johnson of the United States speaks in a press conference prior to the 2016 Ryder Cup at Hazeltine National Golf Club on September 29, 2016 in Chaska, Minnesota.  (Photo by Sam Greenwood/Getty Images)