Montreal:The final day of the Presidents Cup got underway at the Royal Montreal Blue Course in Montreal, Quebec, Canada on Sunday with the Americans only needing to win three of the 12 singles matches to retain the cup.
Phil Mickelson went 3 up on Vijay Singh with the help of his tee shot at the 7th. Singh hit a great shot out of the bunker at the 10th, but it wasn't enough as Mickelson went 4 up after the hole.
Mickelson went on to defeat Singh 5 and 4 to put the Americans ahead 15 1/2 to 7 1/2.
At the second hole, Rory Sabbatini's approach shot left him just 1 down to Scott Verplank.
Verplank almost holed out from the bunker at the 15th with his third shot and went on to beat Sabbatini to give the USA a 16 1/2 - 7 1/2 advantage.
Just one win away form losing the tournament, Ernie Els gave the Internationals some hope by defeating Lucas Glover 2 up.
At the 13th, Els' tee shot helped him move all-square with Glover. Stewart Cink went 3 up on Nick O'Hern after his birdie at the fourth.
He went on to beat Nick O'Hern 6&4, securing the Americans the Presidents Cup.
In other matches, Angel Cabrera's second shot at the second drew him level with Woody Austin.
Adam Scott's second shot at the first led to a birdie and put him 1-up against Zach Johnson.
Later at the 10th, Zach Johnson dropped in a long birdie to remain 1 down to Scott. Scott went on to win the match.
Jim Furyk hit the shot of the day when he holed his second shot at the second. Retief Goosen went 1 up against Furyk with a long birdie putt birdie putt at the fifth and went on to win the match.
The match of the day was between Tiger Woods and Canada's Mike Weir. Woods' third at the 12th brought him to within 1 down of Weir.
At the 17th, Weir birdied to square the match and went on to defeat world number one Woods 1 up.
The victory gave the United States their first Presidents Cup victory over the Internationals off home soil as they won by a score of 19 1/2 to 14 1/2.
The Americans improved to 5-1-1 against their non-European rivals and sent a message that they intend to make a stronger challenge at next year's Ryder Cup after losing five of the past six to the Europeans.