Europe's Rory McIlroy watches his drive on the 15th hole during a practice round at the Ryder Cup Thursday, Sept. 27, 2012, at the Medinah Country Club in Medinah, Ill.

Europe's Rory McIlroy watches his drive on the 15th hole during a practice round at the Ryder Cup Thursday, Sept. 27, 2012, at the Medinah Country Club in Medinah, Ill.