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