Fantasy Football Edge: Running Back Time SharesMost of the time, positional battles become more and more distinct as the season progresses. Usually, one talent emerges over the rest, one guy gets most of the playing time, or the starter gets hurt leaving the backup as the only usable option.
Bills' CJ Spiller Out With Shoulder Injury Bills running back C.J. Spiller will not return to Sunday's game against the Browns because of an injured left shoulder.

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