By Mark Lamport-Stokes AUGUSTA, Georgia (Reuters) - Rory McIlroy has grand slam ambitions in his sights at this week's Masters and he thrilled the fans with a hole-in-one during practice at Augusta National on Monday. "I don't think I have ever heard a roar that large during a practice round," a smiling McIlroy told reporters after his dramatic shot earned him a 3&2 win over England's Chris Wood in a friendly match-play encounter. Aged just 26, McIlroy has already claimed four major titles and this week he will be bidding for his first Green Jacket at the picturesque 'Cathedral of Pines', to complete a career grand slam of golf's four blue riband events. More...