Reporter 20 years went by. I still had to keep looking for what i had lost. Reporter but cathy had her. And she had him. I put a lot of faith in god. Darren was his tool. And the killer . He never had a chance. This was everything to her. I fulfilled my promise. Hello and welcome to dateline extra. Im craig melvin. Cathy torres, the honor student was working two jobs to put herself through college and still made time for friends and family. But in the blink of an eye cathy would disappear. Her case grew cold but cathys mother never gave up. And neither did the tenacious detect who promised to find her killer. Here is josh mankowitz. Reporter in the wee small hours of the morning, while the whole wide world is fast asleep, mary bennett is awake. Not because she wants to be, but because some things stay with you, whether you want them to or not. And for mary bennett, its the time 3 40 a. M. Every day i wake up around that time. Its embedded in my brain. Reporter for more than two decades