FILE - In this June 19, 2016, file photo, Dustin Johnson, right, greets his fiance, Paulina Gretzky, as he holds their son, Tatum Gretzky, on the 18th hole during the final round of the U.S. Open golf championship, at Oakmont Country Club, in Oakmont, Pa. Johnson made it a clean sweep of the tour's biggest honors that are named after its most prominent players. He won the Jack Nicklaus Award as player of the year, the Arnold Palmer Award for leading the money list and the Byron Nelson Award for having the lowest adjusted scoring average. (AP Photo/John Minchillo, File)