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