Round 2 at 2012 Zurich Classic

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Jason Dufner made five birdies and an eagle to grab a one-shot lead heading into the weekend.
2 of 6 Stan Badz/PGA Tour/Getty Images
Defending champion Bubba Watson birdied No. 17 to make the cut.
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Ernie Els is two shots back after a four-under 68.
4 of 6 Gerald Herbert/AP
Rickie Fowler shot a seven-under 65 to move into contention.
5 of 6 Chris Graythen / Getty Images
Greg Chalmers's wild round included nine birdies, three bogeys and an eagle on a par 4.
6 of 6 Chris Graythen / Getty Images
K.J. Choi shot a four-under 68.