NFL Primary LogoNFL Alternate LogoNFL Wordmark LogoNFL Team History Who is the greatest running back in the NFL of All-time? Gale Sayers Emmitt Smith Franco Harris Eric Dickerson Edgerrin James Tony Dorsett Marshall Faulk Barry Sanders Jerome Bettis Curtis Martin Earl Campbell John Riggins LaDainian Tomlinson Walter Payton Jim Brown Adrian Peterson Thurman Thomas Jim Taylor Marcus Allen Larry Csonka …
