Audio transcriptNINA MOINI: Leonard Peltier has long been a leading figure of Native American political activism and resistance. He's been a key part of the American Indian Movement, which was founded in Minneapolis in the late 1960s. REPORTER 2: The entire case against Leonard Peltier turns on a single bullet shell casing found at the scene of the murders. According to the government's records--NINA MOINI: The government charged that one of the leaders there was activist Leonard Peltier. LEONARD PELTIER: Corruption in a government, the government not paying what they owed us, taking over lands, stuff like that.