As the debate over the value of running backs rages, the Steelers provide an interesting case study

The differences between Najee Harris and Jaylen Warren are stark. It's a dichotomy the Steelers believe they can exploit in hopes of getting the best out of both. The 6-foot-1, 232-pound Harris is a 2021 first-round pick who starred at Alabama and arrived in Pittsburgh expecting to be the “bell cow” for years to come, a euphemism coach Mike Tomlin has used on more than one occasion.