ST LOUIS, MO - AUGUST 12: Brooks Koepka of the United States walks on the 18th hole during the final round of the 2018 PGA Championship at Bellerive Country Club on August 12, 2018 in St Louis, Missouri. (Photo by Andy Lyons/Getty Images)
ST LOUIS, MO - AUGUST 12: Brooks Koepka of the United States walks on the 18th hole during the final round of the 2018 PGA Championship at Bellerive Country Club on August 12, 2018 in St Louis, Missouri. (Photo by Andy Lyons/Getty Images)