Mary Cain shatters her own high school girls mile record.
A mind-blowing elite field is set for the second annual event.
Dejen Gebremeskel of Ethiopia is the pre-race favorite.
The training partners are looking to win their second medals.
Check out these great photos from two unforgettable races!
The University of Oregon alum out kicks Bernard Lagat to win his second title at the U.S. Olympic Trials.
Lost Boy Lopez Lomong's journey from the Killing Fields of Sudan to the Olympic Games.
Here's a quick look at who to watch during the last four days of the 2012 U.S. Olympic Trials.
Lopez Lomong won the 5000m in 13:11.63.
He defeated rival Galen Rupp.