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