OAKVILLE, ON - JULY 29: Dustin Johnson tees off during the final round at the RBC Canadian Open at Glen Abbey Golf Club on July 29, 2018 in Oakville, Canada. (Photo by Minas Panagiotakis/Getty Images)
OAKVILLE, ON - JULY 29: Dustin Johnson tees off during the final round at the RBC Canadian Open at Glen Abbey Golf Club on July 29, 2018 in Oakville, Canada. (Photo by Minas Panagiotakis/Getty Images)