PGA Championship – Thu.

Phil Mickelson hits a shot on the ninth hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Charlie Riedel) Ernie Els of South Africa prepares to hit out of a bunker on the 11th hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Charlie Neibergall) The Wanamaker Trophy sits on the first tee as the sun sets during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Charlie Riedel) Shaun Micheel hits a drive on the 16th tee during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Charlie Neibergall) Fans watch the seventh hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Jae C. Hong) Kenny Perry hits a drive on the fourth hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Eric Gay) Bubba Watson walks up the 17th hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Jeffrey Phelps) Camilo Villegas of Columbia lines up a putt on the first hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Jae C. Hong) Jason Day of Australia hits out of a bunker on the ninth hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Jae C. Hong) Michael Sim of Australia flips his ball to his caddie after putting on the sixth hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Eric Gay) Tiger Woods drops his club as he drives on the fifth hole during the first round of the PGA Championship golf tournament Thursday, Aug. 12, 2010, at Whistling Straits in Haven, Wis. (AP Photo/Charlie Riedel)