US PGA: Rory McIlroy battles back at Valhalla to win his fourth major

World number one Rory McIlroy edged a gripping US PGA Championship in near darkness at Valhalla to become the first UK player to win back-to-back majors. Three players were still in contention at the final hole, with heavy rain having earlier led to a two-hour delay. via Pocket http://ift.tt/1lNvD8L