2 in first 4 rounds, Depth is key
http://www.ranker.com/list/top-nfl-running-backs-2012/crsone1,
Adrian Peterson
19.21
C.J. Spiller
13.27
Doug Martin
16.41
Marshawn Lynch
14.91
Maurice Jones-Drew
^13
Ray Rice
2 - 13.88
LeSean McCoy
15.77
Arian Foster
/16.38
Trent Richardson
^12.73
Alfred Morris
15.06