\n<\/p>\n
Poston, 33, squandered his advantage thanks to four bogeys in the first 13 holes, with England’s Tommy Fleetwood briefly taking the lead on the 15th.<\/p>\n
However, Fleetwood bogeyed the 17th and finished in a tie for fourth with American Sam Burns on 10 under par, while Wyndham Clark, who shot a 67, was third.<\/p>\n
American world number one Scottie Scheffler, aiming to equal Tiger Woods’ record of winning three consecutive titles, finished 12th alongside England’s Justin Rose and Northern Ireland’s Rory McIlroy.<\/p>\n
Play was suspended on Saturday because of thunderstorms, with the third round concluding on Sunday morning.<\/p>\n
Poston, who was tied at nine under with Gerard on the sixth green when play was halted, moved to 12 under, with Gerard four shots back.<\/p>\n
Burns was third on seven under, with Fleetwood and Clark – on six under – completing the top five after three rounds.<\/p>\n<\/div>\n