Thursday's event was not record eligible as Kipyegon's 13 pacers included men. The group included American Grant Fisher, the Olympic 5000m and 10,000m bronze medalist.

The all-class group of pacers included U.S. track star Grant Fisher, the Olympic 5,000-meter and 10,000-meter bronze medalist.

Faith Kipyegon broke her own world record in the women's 1,500-meter race at the Prefontaine Classic. Kipyegon was motivated by the sold-out crowd and the wave light technology pacing system.

Thursday’s event was not record eligible as Kipyegon’s 13 pacers included men. The group included American Grant Fisher, the Olympic 5000m and 10,000m bronze medalist. Kipyegon won the last three ...