Published: Sep 23, 2011 11:23 PM EDT
Updated: Sep 24, 2011 6:30 AM EDT

ATLANTA (AP) - Adam Scott is playing well enough to win the Tour Championship. If he gets some help, he could win a lot more.

Scott birdied his last two holes Friday for a 5-under 65 to emerge from a packed leaderboard and take a one-shot lead over K.J. Choi going into the weekend at East Lake.

Scott won the Tour Championship in 2006, the last year when he only had to keep track of the leaderboard. He is No. 19 in the FedEx Cup, making him a long shot to capture the $10 million bonus. But at least he has a chance.

Luke Donald, the No. 1 player in the world and No. 4 in the FedEx Cup, shot 68 and was two shots behind with Jason Day, who had a 67