Quest Red

Learn the ways that investigators are always on the cutting edge of new forensic techniques, helping them solve cases and catch criminals more swiftly.

See how, in the 1993 World Trade Center bombing, DNA was traced to the bomber through the saliva that remained on the back of a mailing label.

New Jersey state trooper Phillip Lamanco is shot dead on duty. Detectives try to find his killers. Is there a link to a terrorist future plot.

The violent activities of gang members from the 'K Street Crew' are investigated by the Safe Streets Task Force.

Eight-year-old Jamie Lavis was on the bus Darren Vickers was driving before he disappeared. Vickers joined the hunt and spoke on TV - but was hiding an awful truth.

When an officer dies in the line of duty, the fraternity of law enforcement bands together to make sure that justice is brought to those responsible.

Following the FBI investigators, special agents and detectives as they solve some of the toughest cases.

Re-examines the investigation into a US bank heist of 1997, in which two armed men opened fire on staff and police officers at close range without mercy.

19-year-old Francine discovers her parents murdered in their home. As detectives dig deeper into this seemingly perfect family, they uncover a scandalous secret.

When a young man who is next in line to inherit a family ranch in Colorado goes missing in 2015, an investigation reveals lies, greed, and deceit.

A popular resident of Eastman, Georgia, mysteriously disappears. As the search for him intensifies, police make a horrific discovery and focus on an unlikely suspect.

A religious community mourns an elderly couple when they are murdered in their home. Investigators uncover a web of lies and wicked desires.

When a mother of three goes missing, the small town of Renovo search everywhere for her. Two suspicious ransom notes could lead police to a suspect.

When a hardworking trucker is shot dead in his truck, detectives are left with few clues to find his killer. Two years later, a confession cracks the case.

When Katherine Smith connects with Tony Moore on a dating site, she believes she's finally found love. But her dreams shatter when his true identity is revealed.

He Put Me In The Dog Cage. As Christy copes with her dad's death and her son's diagnosis, her childhood crush, Joel, comes to the rescue. But soon she must fight for her life.

Levi Bellfield denied his connection to a series of murders and rapes, but videotaped police interviews tell a different story. Experts spot the giveaway signs.