Episode 26 // Did Jeffrey MacDonald Kill His Family?

The sight that greeted arriving medics in February 1970 was so upsetting that at least one had to rush from the scene to vomit. Inside of Army surgeon Jeffrey MacDonald's home were three dead bodies belonging to his two daughters and pregnant wife. MacDonald, too, was injured. But who really killed the Green Beret's family? Was it a quartet of acid-dropping hippies -- or MacDonald himself?