Tiger Woods of the United States, center, and Colombia's Camilo Villegas, right, and caddie Brett Waldman walk across the Swilken Burn bridge on the 18th hole during the first round of the British Open Golf Championship on the Old Course at St. Andrews, Scotland, Thursday, July 15, 2010. (AP Photo/Alastair Grant)

Photo by: Alastair Grant

Tiger Woods of the United States, center, and Colombia's Camilo Villegas, right, and caddie Brett Waldman walk across the Swilken Burn bridge on the 18th hole during the first round of the British Open Golf Championship on the Old Course at St. Andrews, Scotland, Thursday, July 15, 2010. (AP Photo/Alastair Grant)