Tiger Woods overcame tough conditions on Friday to post a one-under par 71 in the second round of the 2012 PGA Championship at Kiawah Island in South Carolina, and he is tied for the lead and four under par along with Vijay Singh and Carl Pettersson. But Woods is the favorite to capture his fifth PGA Championship title and 15th major.

Woods has 13-to-8 odds to win the tournament per the folks at Bovada, up from 8-to-1 odds before the tournament. Rory McIlroy, who begins Saturday at two strokes back, has the second best odds at 7-to-1.

Ian Poulter (-3) has 10-to-1 odds, while Singh is at 11-to-1, and Pettersson is at 12-to-1.

Adam Scott (-1) is at 13-to-1, while Phil Mickelson (even par) is at 22-to-1.

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