ST ANDREWS, SCOTLAND – JULY 18: Louis Oosthuizen of South Africa tees off on the 18th hole during the second round of the 144th Open Championship at The Old Course on July 18, 2015 in St Andrews, Scotland. (Photo by Ian Walton/R&A/R&A via Getty Images)
ST ANDREWS, SCOTLAND – JULY 18: Louis Oosthuizen of South Africa tees off on the 18th hole during the second round of the 144th Open Championship at The Old Course on July 18, 2015 in St Andrews, Scotland. (Photo by Ian Walton/R&A/R&A via Getty Images)