Queen Harrison ran a world-leading 12.71 seconds in the 100-meter hurdles Saturday to win the marquee event at the Drake Relays in Des Moines.
Dawn Harper was second and fellow Olympian Kellie Wells third, just like they did at the London Games last summer and Des Moines native Lolo Jones was fourth.
Zusana Hejnova of the Czech Republic cruised to the 400 hurdles title in a world-leading 54.41. Germany's Bjorn Otto won the men's pole vault at 18 feet, 8 1/4 inches and Reese Hoffa took the shot put title.
Spain's Ruth Beitia won the women's high jump at 6-4 3/4 and Nick Willis took the men's mile in 3:55.70.