MONTREAL, QC – JULY 24: Dustin Johnson tees off on the 13th hole during the first round of the RBC Canadian Open at the Royal Montreal Golf Club on July 24, 2014 in Montreal, Quebec, Canada. (Photo by Charles Laberge/Getty Images)
MONTREAL, QC – JULY 24: Dustin Johnson tees off on the 13th hole during the first round of the RBC Canadian Open at the Royal Montreal Golf Club on July 24, 2014 in Montreal, Quebec, Canada. (Photo by Charles Laberge/Getty Images)