Second Round of the AT&T National

1 of 6 Nick Wass/AP
Second Round of the AT&T National Anthony Kim finished three behind the leaders after a 67.
2 of 6 Stan Badz/PGA TOUR/Getty Images
Jeff Overton made five birdies to finish tied for the lead at nine under.
3 of 6 Hunter Martin/Getty Images
Tom Pernice Jr. also finished at nine under after a 63.
4 of 6 Jonathan Ernst/Reuters
Defending champion K.J. Choi shot a 71.
5 of 6 Nick Wass/AP
John Merrick, right, celebrated his eagle on the 18th hole with Notah Begay III.
6 of 6 Fred Vuich/SI
Rocco Mediate made the cut after shooting a 68.