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INCHEON CITY , SOUTH KOREA - OCTOBER 07: Jason Day of the International team hits a tee shot during a practice round prior to the start of The Presidents Cup at the Jack Nicklaus Golf Club on October 7, 2015 in Incheon City, South Korea. (Photo by Scott Halleran/Getty Images)

INCHEON CITY , SOUTH KOREA - OCTOBER 07:  Jason Day of the International team hits a tee shot during a practice round prior to the start of The Presidents Cup at the Jack Nicklaus Golf Club on October 7, 2015 in Incheon City, South Korea.  (Photo by Scott Halleran/Getty Images)