In 2003, a man robbed a bank with a bomb around his neck. It exploded shortly thereafter, taking his life and leaving authorities to try to figure out who had put it there.

William Sparkman Jr., a census worker, was found hanging from a tree in rural Kentucky. He was naked, hands bound, with the letters “FED” written across his chest. Inside the investigation into how – and why – he died.

Nobody loved chimpanzees more than St. James Davis and his wife LaDonna; the couple spent more than 30 years—and gained a modicum of fame—raising one as their son. Then they almost died in a brutal chimp attack.