by Lucas Treat (ltreat@kcautv.com)
Indianapolis, IN - It was a costly 40-yard dash for former Nebraska running back Rex Burkhead on Sunday. He ran a 4.73 40-yard dash time at the NFL Combine in Indianapolis. Most NFL running backs are desired to have a time between 4.3 and 4.4. Rex was projected as a second to fourth round draft pick before Sunday. The NFL Draft is Thursday April 25th.