Jackson Koivun prepares for U.S. Open after standout junior season at Auburn

Jackson Koivun is set to compete at the U.S. Open this week at Shinnecock Hills, his final tournament as an amateur before turning professional. After returning for his junior year at Auburn, where he claimed multiple national awards and helped the Tigers secure a national championship, Koivun recorded 11 victories in his college career, tying for eighth all-time. He earned his spot in the U.S. Open by winning the Mark H. McCormack Medal as the world's No. 1 amateur. Koivun expressed that he wasn't ready to turn pro earlier, citing the need for more mental preparation. His upcoming pro debut is scheduled for the John Deere Classic next month.

• 4:53 PMYahoo Sports — Ahead of U.S. Open, Jackson Koivun dishes why he returned to Auburn for junior season