Adrian Peterson believes he's a hell of a mentor -- and proved that in New Orleans -- but it's obvious he wants a shot at real playing time in Washington.
The 33-year-old veteran just signed a deal with the Redskins -- where Rob Kelley and Samaje Perine were carrying the load at running back.
We spoke with Peterson back in March and asked him if he'd really be cool playing second fiddle at his next stop ... and he was adamant he'll do whatever it takes to help a team win.