ST. LOUIS, MO. (KTVI) -- The Big River Festival of Miles presented by Under Armour expects a record crowd at Saint Louis University High School Thursday night.
This year's event will be the Sixth Annual Festival of Miles.
There are two professional races: the Speed Factory Athletics Women's 800 and the Saint Louis Track Club Men's Mile.
They feature some of the best middle distance runners in North America. Canadian Olympian Jessica Smith headlines the 800 field, but she will be challenged by U.S. Olympic Trials finalist and Festival of Miles defending champion Heather Kampf.
The meet begins at 6:30pm at SLUH with the GO! St. Louis Healthy Kids Mile, open to any kindergarten through 8th grader.
Other races include the GO! St. Louis Junior High Invitationals, the Yurbuds Masters Mens Mile and the Saint Louis Injury and Rehab Corporate Relay.
Tickets are $5 at the gate and all proceeds benefit the family of Brad Eastman, a young father and runner battling a brain tumor. For more information visit www.stlfestivalofmiles.com.