In a bizarre twist , it was Castro 's daughter Arlene who appeared on the show to appeal for help in finding her friend DeJesus -- unaware that her father was actually hiding and abusing DeJesus in his home . John Walsh started a career in victim advocacy after his son was abducted and killed . 2 suspects were caught due to his show Florida 's Most Wanted . John Walsh is now the host of the National Center for Missing and Exploited Children 's The Hunt with John Walsh . He is also a co-founder of CNN .
John Walsh started a career in victim advocacy after his son was abducted and killed . 2 suspects were caught due to his show Florida 's Most Wanted . John Walsh is now the host of the National Center for Missing and Exploited Children 's The Hunt with John Walsh . He is also a co-founder of CNN .