Athing Mu-Nikolayev hasn't raced an 800m in nearly a year, but is ready to run at the 50th Prefontaine Classic at Hayward Field and on a track where she has authored so much history already at age 23.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. EUGENE, Ore. (AP) — Athing Mu got tangled up ...

Athing Mu, 19, is a middle-distance runner from Trenton, New Jersey. Most teenagers at this age are making mall runs with their friends or navigating a complicated college campus. But Mu raised the ...