MELBOURNE, VICTORIA - NOVEMBER 01: Gina Rinehart attends the Emirates Marquee on Melbourne Cup Day at Flemington Racecourse on November 1, 2016 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)
MELBOURNE, VICTORIA - NOVEMBER 01: Gina Rinehart attends the Emirates Marquee on Melbourne Cup Day at Flemington Racecourse on November 1, 2016 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)