World No.1 Dustin Johnson clinched the season-ending Tour Championship with a three-shot victory to win the FedEx Cup and equal the biggest single payout in PGA Tour history, matching the $15 million earned by Rory McIlroy for winning the same title last season, which is why we've chosen him as our Golfer of the month of September. . . . #golf #golflife #livinggolf #dustinjohnson #dustinjohnsonpga djohnsonpga pga pgatour #pga #pgatour #fedexcup #tourchampionship