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TROON, SCOTLAND - JULY 17: Colin Montgomerie of Scotland walks off the 18th hole after his final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. (Photo by Andrew Redington/Getty Images)

TROON, SCOTLAND - JULY 17:  Colin Montgomerie of Scotland walks off the 18th hole after his final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland.  (Photo by Andrew Redington/Getty Images)