Two officers in south Wales are confronted by a man with a kitchen knife. In Leeds, a traffic cop puts his life at risk to save a driver trapped in his van. Surrey Fire and Rescue service are faced with a huge wildfire.

Two paramedics talk of their experience on the scene of the 2017 London Bridge attacks. In Manchester, the police launch a new initiative to crack down on knife crime. After losing his eye, a former police officer has returned to the force in a new role.