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ST ANDREWS, SCOTLAND - JULY 14: Phil Mickelson of the United States plays off the road on the 17th hole during practice ahead of the 144th Open Championship at The Old Course on July 14, 2015 in St Andrews, Scotland. (Photo by Ross Kinnaird/R&A/R&A via Getty Images)

ST ANDREWS, SCOTLAND - JULY 14: Phil Mickelson of the United States plays off the road on the 17th hole during practice ahead of the 144th Open Championship at The Old Course on July 14, 2015 in St Andrews, Scotland. (Photo by Ross Kinnaird/R&A/R&A via Getty Images)
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R & A Ross Kinnaird/R&A