Chris Johnson is the best running back in the NFL right now!
Barry Sanders was the best running back known to the NFL.
THE BEST RUNNING BACK IN THE NFL!!!!!!
Adrian Peterson! LaDanian Tomlinson
Of course Adrian Peterson is!
Michael Turner from the Atlanta Falcons.
Adrian Peterson... is a beast!
In the NFL a ball carrier must be touched to be considered down, otherwise they can get back up and continue running.