On March 13, 1980, Gacy was convicted of murdering 33 people and sentenced to die for 12 of those killings. According to ...

What happened to the notorious serial killer and subject of Peacock's new series, Devil in Disguise: John Wayne Gacy?

John Denver died in 1997 after his plane crashed into a bay in California. Here's everything to know about John Denver's ...

John Wayne Gacy digs into how the friendly local business owner and volunteer party clown murdered 33 boys in 1970s Chicago.

His blunt debating and imaginative theorizing about artificial intelligence and the human mind made him a leading scholar.

John Denver was just 53 years old when he died in a plane crash on Oct. 12, 1997.

Long-serving Yellowstone County Commissioner John Ostlund died in a plane crash Thursday afternoon.