Ashton Eaton sets a decathlon world record on the second day of competition.
World-record holder David Rudisha is hoping for a fast 800m.
The American 800m champion thinks his sport is dying.
American Nick Symmonds was disappointed with his fifth-place showing.
He flew past Mo Farah in the final stretch.
Check out photos of a few fantastic finishes from last weekend's exciting action in Eugene.
Montano takes women's race; Coburn wins women's steeplechase.
All the top contenders advance to tomorrow's semifinals.
He hopes to harness the magic of Hayward Field once again.
Rudisha breaks 800-meter world record again; Lagat gets U.S. 3,000-meter mark. Wilson Kipketer’s 800-meter world record of 1:41.11