KTV

Police are called to a major pile-up that threatens to close the road. Traffic examiners clamp down on overloaded vehicles.

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital.

A traffic stop leads to a drug arrest with the suspect hiding drugs in an unusual place and a shattered windshield leads to a domestic violence arrest. Flashing images.

The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

See how police used CCTV to trace the perpetrator of a crime that shocked the nation - the murder of teacher Sabina Nessa in London.

After a woman is found murdered in her home, suspicion immediately falls on her controlling and manipulative husband.

Thirty years after three gruesome murders, familial DNA and the exhumation of a body finally closes the case. (6 of.

Experts analyse sand found in a car when a man goes missing, which leads them to a body and a twisted murder case. (7 of.

After striking up a friendship in prison for previous murders, Stephen Unwin and William McFall's release had awful consequences.

The Opportunist Murder: After a teenager is murdered in her flat, police try to find her killer, starting with a set of bloodstained keys.

When a disturbing 999 call leads police to two bodies in a home in Hockliffe, investigators uncover a crime driven by pure greed.

Responsible for five murders, Joshua Wade avoided justice for years and later confessed to killings that started from when he was just 14.

A profile of the double-killer who branded himself the 'Angel of Mercy', after murdering two of his neighbours in cold blood.

In 1986, Detective David Baker became the first person to use DNA profiling in a criminal investigation, when looking for the killer of two young girls.

In 2010, Sarah Thomas was stabbed to death in her home. The killer fled abroad and changed his identity. Finally recognised, the truth came to light.

A routine traffic stop uncovers a fugitive hiding in the back seat and police must use discretion as a high-speed chase gets close to a school zone. Flashing images.