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ST ANDREWS, SCOTLAND - JULY 15: Arnold Palmer of the United States stands on the 18th green during the Champion Golfers' Challenge ahead of the 144th Open Championship at The Old Course on July 15, 2015 in St Andrews, Scotland. (Photo by Andrew Redington/Getty Images)

ST ANDREWS, SCOTLAND - JULY 15: Arnold Palmer of the United States stands on the 18th green during the Champion Golfers' Challenge ahead of the 144th Open Championship at The Old Course on July 15, 2015 in St Andrews, Scotland. (Photo by Andrew Redington/Getty Images)
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Getty Images Sport Andrew Redington