Round 2 at 2011 AT&T National

1 of 6 Barbara Johnston/AP
 birdied five of the last six holes to build a two-shot lead.
2 of 6 Barbara Johnston/AP
 made three birdies and two bogeys for a 1-under 69.
3 of 6 Barbara Johnston/AP
 started the day tied for the lead, but he stumbled to a 4-over 74.
4 of 6 Barbara Johnston/AP
 shot even par with two birdies and a double bogey.
5 of 6 Barbara Johnston/AP
 is three shots back after a 68.
6 of 6 Tom Mihalek/Reuters
 made six birdies and two bogeys to finish tied for second.