American rookie Jackson Koivun holds his nerve to beat Scottie Scheffler by three strokes and claim his first PGA Tour win at the 3M Open.
Less than two months ago, Jackson Koivun helped Auburn win the US college championship for the second time in three years 3M Open final leaderboard -25 J Koivun (US); -22 S Scheffler (US); -20 D McC