Nearly 5 Decades Later, Man Who Killed New York Officers Wins Parole. Attacks on Police, Murders, Attempted Murders and Homicides, Probation and Parole, Race and Ethnicity, Ex-Convicts, Black Liberation Army, Black Panther Party, Parole Board, Patrolmen's Benevolent Assn, Police Department (NYC), Shawangunk Correctional Facility, New York City