American professional football player Bill Triplett, running back for the St. Louis Cardinals, runs the ball and attempts to escape a tackle during a game with the Green Bay Packers, early to mid 1960s. American football players and Packers defensive players Willie Wood (#24) and Ray Nitschke (1936 - 1998) (#66) attempt to stop the play as Charley Johnson (#12), quarterback for the St. Louis Cardinals watches the action. (Photo by Robert Riger/Getty Images)