CNNW Anderson Cooper 360 May 18, 2012
the newly released autopsy says he died from a gunshot wound to the chest. toxicology tests found thc in martin's system, indicating marijuana use. the autopsy report lists the manner of death as homicide. zimmerman's charge was second-degree murder. he says he shot martin in self-defense telling police that martin assaulted him and his head was hit on the pavement. tonight, new photos of zimmerman from after the incident and a fire department report said he had abrasions to the forehead. he had bleeding and tenderness to the nose. and he was treated at the scene. also just released ...