The NFL Combine is over for running backs, and what a combine it was. It definitely had a huge impact on everyone's big boards.
Trent Richardson, the consensus No. 1 running back, made news by not participating in the drills. For some prospects this would be an issue, but for Richardson, it doesn't really affect his draft stock.
There were plenty of other surprises too. Read on to see how the rankings have been shaken up.