Let's do some math.
Now, let's throw out his best gain (a 78-yard touchdown gallop in the opener) and his worst (a 13-yard loss on Sunday). What you're left with is 42 attempts for 128 yards, about 3 yards per carry.
"He's done everything we've asked him to do. We just have to make sure to get him some holes."
Peterson always is one broken tackle away from the highlight reel, so we're not putting too much into his (relatively) slow start.