Louis Oosthuizen from South Africa tees off at the 12th hole during the first round of the WGC-HSBC Champions golf tournament in Dongguan, southern China's Guangdong province, Thursday Nov. 1, 2012. (AP Photo/Kin Cheung)
Louis Oosthuizen (left) strung together seven birdies in his round of 8-under 63 that helped him take a three-stroke lead over Rory McIlroy (right). The final round of the Deutsche Bank Championship is Monday. (Associated Press)
Bubba Watson embraces caddie Ted Scott after winning the Masters in a sudden death playoff over Louis Oosthuizen on the 10th hole (above). Both players finished 72 holes at 10-under 278.(Associated Press)
Defending U.S. Open champion, Louis Oosthuizen, of South Africa, prepares to tee off on the first hole during the final round of the U.S. Open at Congressional Country Club in Bethesda, Md., Sunday, June 19, 2011. (Drew Angerer/The Washington Times)
ASSOCIATED PRESS South Africa's Louis Oosthuizen holds his trophy aloft after winning the British Open Golf Championship on the Old Course at St. Andrews, Scotland, Sunday, July 18, 2010.
South Africa's Louis Oosthuizen (right) celebrates on the 18th green with his caddie, Zack Rasego, after winning the British Open golf championship on the Old Course at St. Andrews, Scotland, on Sunday, July 18, 2010. (AP Photo/Alastair Grant)