There are four races with nearly 25,000 runners.
Three years ago he weight 230 pounds.
He did it despite the pain.
He perished in a car accident.
He says he's in top shape still.
The event receives national recognition.
The race will set a nighttime record.
"Dancing with the Stars" host Brooke Burke headlines the event.
The men's race wasn't decided until the final 100 meters.
The 2008 and 2009 champion returns.