Lucas Glover birdied his final hole Friday to take a one-stroke lead over Boo Weekley after the second round of the Zurich Classic.
Glover, the 2009 U.S. Open winner, shot a 5-under 67 to reach 12 under at TPC Louisiana. Weekley had a 68.
D.A. Points was 10 under after a 68.
Guan Tianlang, the 14-year-old Chinese amateur playing on a sponsor exemption, followed his opening 72 with a 69 finish at 3 under and easily make the cut. He tied for 58th two weeks ago in the Masters after becoming the youngest player to make the cut at Augusta National, and said Thursday that he will play in a U.S. Open qualifier in two weeks in Dallas.
Defending champion Jason Dufner also was 3 under after a 71.