Rory McIlroy looked to be in a duel with Keegan Bradley for the PGA Grand Slam of Golf title in Bermuda today. They both opened the 36-hole event for this season's four major winners with four-under-par 67s yesterday, while Charl Schwartzel managed only a 74 and Darren Clarke slumped to a 77. McIlroy finished the happiest of the quartet. He was five behind American Bradley after 13 holes, but then got back on terms with three birdies against two bogeys. "I gave myself so many chances on the front nine and didn't really make anything, but I finished really, really well," said Northern Ireland's US Open champion. He was the last to arrive after playing in China last week and added: "The greens were