Redskins could have tough call between Samaje Perine, Rob Kelley

RICHMOND, Va. -- The Washington Redskins' most interesting camp battles are among the backups. Spots at running back and on the defensive line are the most intriguing.

#jkmailbag hey John, if another team comes calling cause their running back went down, who do we trade? Perine or fat rob?

John Keim: Funny -- a year ago, those two were fighting it out to be the starter. But, yeah, it would be hard to keep two backup power runners after drafting a similar player in Derrius Guice.

It’s too early to say right now, because we need to see how they play first. Would a year of experience make a difference for Samaje Perine? It should, but to what extent? Rob Kelley was running better, but kept…