Indigenous activist Leonard Peltier denied parole for 1975 killings of 2 FBI agents serving warrants ABC NewsCommission denies parole for Native American activist Leonard Peltier South Dakota Public BroadcastingLeonard Peltier Denied Parole After Nearly 50 Years In Prison HuffPostLeonard Peltier, Native American activist imprisoned for almost 50 years, denied parole request Yahoo! VoicesIndigenous activist Leonard Peltier denied parole for 1975 killings of 2 FBI agents CNN