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Ranking the NFL's Starting Running Backs

17 of 33

16. Ryan Mathews, San Diego Chargers

It's concerning that the Chargers feel Mathews needs motivating. He has all the talent to be one of the league's best runners. Staying on the field is clearly a problem. Getting the most of that talent is, too. (AP Photo)

The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.

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