Over the past two decades, Chris Hansen's investigations have led to hundreds of would-be sex criminals being stopped in their tracks. Amazingly, after 500 arrests and hundreds of millions of video views, men continue to try to meet children online. So, his mission continues.

With exclusive access, the night-time challenges facing Hull Royal Infirmary workers are captured in their raw form, showing the challenges faced in the Accident and Emergency Department.

A look at the police from behind their badges

Real Sheriffs. Real Stories. Witness the reality of policing firsthand, living and breathing alongside the real-life heroes safeguarding our streets.