DES MOINES, Iowa (AP) — Zack Ziemek, a redshirt senior from the University of Wisconsin, won the decathlon Thursday at the Drake Relays with 7,964 points — the second-highest total in the world this season.

Ziemek, who competed unattached, opened his meet by winning the 100 meters Wednesday in 10.68 seconds. He set personal bests Thursday in the discus at 158 feet, 6 inches and the pole vault at 17-4 1/2.

Heather Miller-Koch won the heptathlon with 5,860 points.