Northern Ireland's Rory McIlroy prepares to putt on the 16th green during the first round of the British Open Golf Championship on the Old Course at St. Andrews, Scotland, Thursday, July 15, 2010. (AP Photo/Tim Hales)

Photo by: Tim Hales

Northern Ireland's Rory McIlroy prepares to putt on the 16th green during the first round of the British Open Golf Championship on the Old Course at St. Andrews, Scotland, Thursday, July 15, 2010. (AP Photo/Tim Hales)