Two share Champions lead

K.J. Choi closed eagle-birdie-birdie for a 7-under 63 and share of the first-round lead with Darren Clarke in the PGA Tour Champions’ Stanford International in Sioux Falls, S.D. Choi had a bogey-free round at Minnehaha Country Club. The 51-year-old South Korean player won eight times on the PGA Tour. Clarke, the 53-year-old major champion from Northern Ireland, also finished with a birdie on the par-4 18th. He has two victories this season, the TimberTech Championship in November and Mitsubishi Electric Championship in January. Ken Duke (Arkadelphia, Henderson State) is tied for 11th after turning in a 4-under 66. John Daly (Dardanelle, Razorbacks) is at 2-under 68. Glen Day (Little Rock) fired an even-par 70.