999: What's Your Emergency?

With the country increasingly politically and financially divided, a focus on the battle faced by Britain's most overstretched emergency service: the police.

The work of police in Northamptonshire, where, with resources stretched to breaking point, officers are struggling to meet the increased demand on their services.

This edition focuses on the growing lack of respect officers face on the street, with a mass confrontation between teenagers in Northampton having worrying implications for PC Allan Whenmouth. A 15-year-old is arrested for assaulting a police officer in Corby town centre, while rookie PC Wioletta Britten reveals she experienced her first assault after working on response for only a few months.

This edition focuses on knife crime, with police in Northamptonshire having seen an almost 70 per cent increase in such incidents over the past five years. After a man is threatened with a knife in Aldi, PC Brett McKenna and a Taser team go to arrest the perpetrator and search his flat, while PC Steve Cheatham attends the scene of a reported stabbing on a a residential estate in Corby.

Wiltshire Police launch a murder investigation when two people are stabbed by a stranger. But all may not be as it seems, in a case that raises difficult questions about why people carry knives.