Mickelson missed three straight putts from just inside 10 feet

All it took was a pair of mistakes by Mickelson to turn the back nine into a shootout, with a half-dozen players in the mix.

He missed the dual fairway on the eighth and couldn't reach the green, chipped 6 feet by the hole and missed the par putt. Then, he failed to clear the fairway bunker on No. 9 and had no chance of getting home. His wedge was 20 feet short, leading to another bogey.

 Haas started the back nine with a birdie to take the lead, only to give it back with consecutive bogeys when he came up short on the 12th and missed the fairway discount golf clubs left on the 13th. Bradley and Mickelson each made birdie on the 11th to reclaim a share of the lead, then took turns falling out of the lead - Bradley missed the green to the left on No. 13 for bogey, Mickelson with a three-putt from 50 feet on No. 14.

Mickelson three-putted again from 70 feet on the 15th, but Bradley also missed a 7-foot par putt on the same hole.

Four players had at least a share of the lead throughout the final round. Dustin Johnson was not among them, though he stayed in the hunt until Callaway Big Bertha Diablo Driver the end. Needing a birdie to match Haas, he leaked his approach to the 18th and then bladed his chip across the green. He had to scramble for bogey and a 71, putting him in a tie for fourth.

Garcia never had a chance to win, though the Spaniard sure made it interesting.

He hit 3-wood to 10 feet for eagle on No. 11, holed a 4-iron from 207 for eagle on No. 15 and birdied the 18th for a 30 on his opening nine. When he holed a birdie putt across Titleist AP2 710 Forged Irons the third green, he was 8 under for the day through 11 holes, and only three shots behind.

His momentum ended with a bogey on the par-3 fourth, and he had to settle for a 64, the best round of the tournament.