Sacheen Littlefeather dominated headlines this week after the Academy of Motion Picture Arts and Sciences issued a formal apology to her for the mistreatment she faced at the 1973 Oscars. Littlefeather, who was 26 years old at the ceremony, took to the stage on behalf of Marlon Brando, who was named best actor for “The Godfather,” and declined the award for him. Brando cited Hollywood’s problematic portrayal of “Native American Indian people in film and television” as his reason for rejecting