Graeme McDowell walks off the second tee during the third round of the World Challenge golf tournament at Sherwood Country Club in Thousand Oaks, Calif., Saturday, Dec. 1, 2012.

Graeme McDowell walks off the second tee during the third round of the World Challenge golf tournament at Sherwood Country Club in Thousand Oaks, Calif., Saturday, Dec. 1, 2012.