F2: Forensic Factor

Police in the California city of Fremont race to stop a bomber before he strikes again.

Investigators race against time to find a diabetic after he is kidnapped from his driveway - and must find him before he requires his insulin medication.

The discovery of an Asian woman's body in an abandoned suitcase leads Yorkshire police to London, where their investigation raises more questions.

An investigation into the murder of a Russian prostitute in Los Angeles.

The murder of a gay couple in rural California has police stymied – who would want to hurt the well-like pair? As investigators and forensic scientists dig deeper, they suspect the killings are linked to a series of arsons that have destroyed several synagogues and an abortion clinic. The trail leads them to the sinister world of hate crimes – and a chilling plan that must be stopped.