By Phil Casey Ryder Cup captain Paul McGinley believes Rory McIlroy is on course to dominate golf following the Open champion's victory in the WGC-Bridgestone Invitational on Sunday. A fortnight after holding off Sergio Garcia to lift the Claret Jug at Royal Liverpool, McIlroy overhauled his Ryder Cup team-mate to claim his first World Golf Championship event and regain top spot in the world rankings. McIlroy turned a three-shot deficit into a two-shot lead within the space of five holes at Firestone Country Club before Garcia battled back to leave the pair tied heading into the back nine. Champion: McIlroy with his trophy after winning the WGC-Bridgestone invitational at Firestone Country club
@highlight
Rory McIlroy won the WGC-Bridgestone Invitational on Sunday
@highlight
The Open champion is now top of the world rankings
@highlight
Ryder Cup captain Paul McGinley says McIlroy can dominate golf
Atfer 16 birdies in the first three rounds @placeholder could only manage one in a disappointing closing 71, meaning the 34-year-old has now won just three times after holding the 54-hole lead on 16 occasions.