John and Reve Walsh alongside a photo of their son Adam, appear before a House Judiciary subcommittee on Missing Children on Nov. 18, 1981in Washington, DC. Before John Walsh was the host of America's ...

John Walsh is synonymous with true crime TV. He practically invented the genre. His son Adam was abducted and murdered in 1981, and Walsh has been pursuing justice for other victims ever since. His ...

John Walsh's son was just 6 years old when he was brutally murdered, inspiring his dad to host the famous crime show 'America's Most Wanted' Jessica Sager is a contributing writer at PEOPLE. She has ...