OAKMONT, PA - JUNE 19: Dustin Johnson of the United States celebrates with caddie Austin Johnson after winning the final round of the U.S. Open at Oakmont Country Club on June 19, 2016 in Oakmont, Pennsylvania. (Photo by Ross Kinnaird/Getty Images)
OAKMONT, PA - JUNE 19: Dustin Johnson of the United States celebrates with caddie Austin Johnson after winning the final round of the U.S. Open at Oakmont Country Club on June 19, 2016 in Oakmont, Pennsylvania. (Photo by Ross Kinnaird/Getty Images)