24 Hours in Police Custody

The first episode of a two-part special taking viewers behind the scenes of a Major Crime Unit investigation into the death of an 11-week-old baby after 11 days in intensive care. During this time, the police are watching the parents intently for fear they may have harmed the child - concerns that seem to be borne out when the scale of the child's injuries is revealed by an autopsy.

The conclusion of a two-part special taking viewers behind the scenes of a police investigation into the death of an 11-week-old baby. Both the mother and her partner are under suspicion of inflicting injuries on the child on a similar scale to those suffered in the notorious case of Baby P, but neither is yet in custody. DI Lucy Thomson of Cambridgeshire's Major Crime Unit, who leads the investigation, has decided she isn't ready to show her hand. However, when police receive a 999 call reporting a disturbance at the couple's flat they rush to the scene and the investigation takes a dramatic turn.

First of a two-part special taking viewers behind the scenes of a Cambridgeshire police investigation into a woman who is plotting to have her ex-husband killed. A man handed police a secretly recorded conversation that appeared to show his girlfriend offering to pay someone to commit murder, and DS Mike Barnshaw has to work out whether the recording is evidence that she really wanted him dead or is pillow talk with a man she has picked up on a dating site.

In the conclusion of this two-part documentary, Victoria Breeden is taken into custody, but claims she is not fit to be interviewed, while police search her home for evidence that proves she has attempted to hire someone to murder her husband. Detectives are determined not to release her, but DC Louisa Abbott fears she is dealing with the cleverest criminal she has ever encountered.