2020 revisited: Justin Thomas clinched his 13th PGA Tour victory, winning the WGC-FedEx St Jude Invitational by three strokes and claiming the world No 1 ranking in the process. The American put up a near-flawless, five-under-par 65 to win at TPC Southwind in Memphis, Tennessee, leaving a four-way tie for second place between compatriots Daniel Berger, Phil Mickelson, returning champion Brooks Koepka and England’s Tom Lewis. Thomas and Koepka, who were 202 and 201 through 54 holes, respectively, went toe-to-toe in the final round, with Koepka draining a putt of more than 39 feet for birdie on 17. Any hope he had of claiming a last-minute victory evaporated on 18, as he drove his ball into the water for a double-bogey. But Thomas, who locked in four birdies on the…