2. Night Terror: New York Zodiac Killer

In the '90s, a killer in New York selects his victims based on their birth signs. Can the cops catch him before he attacks all 12 symbols of the zodiac?

3. Manhunt: The Olympic Park Bomber

A deadly bomb explodes at the 1996 Olympic Games in Atlanta. But as FBI agents investigate subsequent attacks, they realize they've also become targets.

4. Trained to Kill: The DC Sniper

In 2002, a sniper shoots six victims in a Washington suburb, linking him to a spree that resulted in one of the largest manhunts in American history.