Jackson Koivun leads 3M Open after setting back-nine record; Scottie Scheffler charges into contention

PGA Tour rookie Jackson Koivun shot a third-round 61 at the 3M Open on Saturday, taking a three-stroke lead at 20-under par and setting a tournament back-nine record with a 28 at TPC Twin Cities. The 21-year-old Auburn product, who turned pro last month after the U.S. Open, recorded two eagles and six birdies in the round. World No. 1 Scottie Scheffler sits six strokes back in a tie for ninth at 14-under par, while Emiliano Grillo and Ben Kohles share second place at 17-under.