NFL free agents: Top 5 running backs feature 1,000-yard rushers, including Super Bowl MVP Kenneth Walker III There are many starting-level running backs available in free agency. Content Original Link: https://sports.yahoo.com/nfl/article/nfl-free-agents-top-5-running-backs-feature-1000-yard-rushers-including-super-bowl-mvp-kenneth-walker-iii-141334356.html