Rory McIlroy hit just the second hole-in-one of his PGA Tour career on Thursday, a remarkable slam dunk ace on Hole 15 of the Pebble Beach Pro-Am at Spyglass Hill.

On the short little par-3 15th at Spyglass Hill, which measures only 119 yards on Thursday, Rory McIlroy found nothing but the bottom of the cup. He slam-dunked an ace, as his tee shot did not hit any grass around the hole,

Rory McIlroy marked the first round of his PGA Tour year with that rarest of holes-in-one: an ace that did not even take a bounce or a roll before disappearing into the hole.