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ST ANDREWS, SCOTLAND - JULY 16: Dustin Johnson of the USA and Hideki Matsuyama of Japan walk across the Swilcan Bridge during the first round of the 144th Open Championship at The Old Course on July 16, 2015 in St Andrews, Scotland. (Photo by Richard Heathcote/R&A/R&A via Getty Images)

ST ANDREWS, SCOTLAND - JULY 16:  Dustin Johnson of the USA and Hideki Matsuyama of Japan walk across the Swilcan Bridge during the first round of the 144th Open Championship at The Old Course on July 16, 2015 in St Andrews, Scotland.  (Photo by Richard Heathcote/R&A/R&A via Getty Images)