Hunter Mahan climbs up to a career-high fourth in golf 's world rankings . American becomes the PGA Tour 's first two-time winner of the 2012 season . His one-shot victory at the Houston Open boosts his hopes of a first major . TL;DR Tiger Woods wins U.S. Open, becoming only second player after Jack Nicklaus to win four majors on one course.
Hunter Mahan climbs up to a career-high fourth in golf 's world rankings . American becomes the PGA Tour 's first two-time winner of the 2012 season . His one-shot victory at the Houston Open boosts his hopes of a first major . The 29-year-old goes into the Masters this week with a new mental approach .