Deborah Roberts sat with criminologist Casey Jordan to unpack the harrowing story of Samantha Stites who was chained in a soundproof box by a man who was found guilty of stalking her. Learn how to spot the early warning signs of stalking, plus, the resources you can find right now if you fear you could be a target. Listen to full episodes, including “The After Show,” on the 20/20 Podcast feed. Stream 20/20 episodes on Disney+ and Hulu. -–– Subscribe to ABC News on YouTube: https://abcnews.