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