The case revealed how a kidnapped Florida mom left clues to catch her killer. Deborah Roberts and 20/20 producers discuss Denise Amber Lee’s story, in today's new episode of "20/20: The After Show." Plus, the team shares bonus clips with an investigator on the case and with Lee's two young sons, now teens, on how they carry her legacy. Find full episodes of “The After Show” on the 20/20 Podcast feed and ABC News' YouTube channel. Stream 20/20 “Life on the Line” on Disney+ and Hulu, under S48, E3. #truecrime #truecrimepodcast #truecrimenews #investigation