Season 1

The story of the front line NHS workers dealing with knife crime injuries and emergencies at Leeds General Infirmary.

As thousands of prisoners are being released early - we go inside HMP Pentonville - one of the UK's most dangerous prisons where violence, overcrowding and self-harm are commonplace.

The BBC gets special access to one of NATO’s most important fighter jets, the type of which are being used by Ukraine to defend against Russian attacks.

A rare insight into the deadly flow of fentanyl from a cartel safe house in Mexico to the streets of America. Will US President Donald Trump's vow to 'wage war' on the drug cartels change anything?

Street sex workers in Bristol are helping the cops catch dangerous offenders and identify young people at risk of sexual exploitation. In this film, Rachel Stonehouse has been on the frontline with the sex detectives - and discovers how sex workers are proving vital eyes and ears for what's going on after dark in Bristol