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TROON, SCOTLAND - JULY 17: Phil Mickelson of the United States and Henrik Stenson of Sweden look on from the 12th tee during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. (Photo by Stuart Franklin/Getty Images)

TROON, SCOTLAND - JULY 17:  Phil Mickelson of the United States and Henrik Stenson of Sweden look on from the 12th tee during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland.  (Photo by Stuart Franklin/Getty Images)

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TROON, SCOTLAND - JULY 17: Henrik Stenson of Sweden and Phil Mickelson of the United States look thoughtful as they walk on the 12th hole during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. (Photo by Matthew Lewis/Getty Images)

TROON, SCOTLAND - JULY 17:  Henrik Stenson of Sweden and Phil Mickelson of the United States look thoughtful as they walk on the 12th hole during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland.  (Photo by Matthew Lewis/Getty Images)

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TROON, SCOTLAND - JULY 17: Henrik Stenson of Sweden celebrates victory as he walks off the 18th green with Phil Mickelson of the United States after the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. Henrik Stenson of Sweden finished 20 under for the tournament to claim the Open Championship. (Photo by Andrew Redington/Getty Images)

TROON, SCOTLAND - JULY 17:  Henrik Stenson of Sweden celebrates victory as he walks off the 18th green with Phil Mickelson of the United States after the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. Henrik Stenson of Sweden finished 20 under for the tournament to claim the Open Championship.  (Photo by Andrew Redington/Getty Images)

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TROON, SCOTLAND - JULY 16: Henrik Stenson of Sweden walks with Phil Mickelson of the United States during the third round on day three of the 145th Open Championship at Royal Troon on July 16, 2016 in Troon, Scotland. (Photo by Mike Ehrmann/Getty Images)

TROON, SCOTLAND - JULY 16:  Henrik Stenson of Sweden walks with Phil Mickelson of the United States during the third round on day three of the 145th Open Championship at Royal Troon on July 16, 2016 in Troon, Scotland.  (Photo by Mike Ehrmann/Getty Images)

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TROON, SCOTLAND - JULY 17: Phil Mickelson of the United States putts on the 4th during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland. (Photo by Matthew Lewis/Getty Images)

TROON, SCOTLAND - JULY 17:  Phil Mickelson of the United States putts on the 4th during the final round on day four of the 145th Open Championship at Royal Troon on July 17, 2016 in Troon, Scotland.  (Photo by Matthew Lewis/Getty Images)