Behind The Scenes with John Walsh: Serial Killers

State-of-the art technology was used to solve the Grim Sleeper case, one of the serial killers featured in this week's serial killer special.

[@jananeric]

Technology has really made progress for the better esp in criminal cases. Looking back, they didn't have half the investigation (various things) they do now. Thank goodness for that. I don't even know what to say about serial killers..lk some kind of mind blockage or something (& don't really mean mental either), but some might be-you don't always know..good show to come..

[@theghostshadow8855]

Update grim sleeper was found dead in his cell back in march

[@bluekisses5887]

The police officers are not the ones who solve this case it was the community.

[@latotheukrecording9220]

I found it. The lonnie franklin jr profiling. Read my book on Amazon

[@027220]

We 'do' need DNA tests.