Rory McIlroy leads Shanghai 's HSBC Champions after the first round . The Northern Irishman struck eight birdies and one bogey in his opening round . TL;DR Tiger Woods is back on top of golf's world rankings for a second straight week with an impressive six-shot victory at the WGC-Cadillac Championship in Akron, Ohio. British Open champion Phil Mickelson was tied for 28th , six shots behind McIlroy . British Open champion Phil Mickelson is six shots behind McIlroy after a one-under 71 .
Rory McIlroy leads Shanghai 's HSBC Champions after the first round . The Northern Irishman struck eight birdies and one bogey in his opening round . TL;DR Tiger Woods is back on top of golf's world rankings for a second straight week with an impressive six-shot victory at the WGC-Cadillac Championship in Akron, Ohio. British Open champion Phil Mickelson is six shots behind McIlroy after a one-under 71 .