FILE - In this Sunday, Aug. 15, 2010 file photo, Dustin Johnson hits out of a bunker on the 18th hole during the final round of the PGA Championship golf tournament at Whistling Straits in Haven, Wis. Johnson was later assessed a two-stroke penalty for grounding his club in the bunker on the hole. Dustin Johnson won't be able to ground his club in the same bunker at Whistling Straits that cost him in the 2010 PGA Championship. It has been covered up by a viewing area.(AP Photo/Jae C. Hong, File)