999: Rescue Squad

The response team race to the rescue of a worker trapped in a collapsed trench, and paramedic Kim must risk her own life to give him medical treatment 10ft underground.

A truck driver is trapped in his crushed cab after a motorway smash, while in Hull, firefighters handcuff a man to the rails of the Humber Bridge to stop him from jumping.

A woman fights for her life after being knifed by her former partner, while a teenager on her way to seeing two Youtube stars in a live appearance is felled by a falling tree.

Paramedic Kim climbs into a crushed car balanced over a fast-flowing river, while services across the Pennines are paralysed when a man plunges from a bridge onto a busy rail line.

A teenager is found with multiple stab wounds in the street near his home, an amateur tree surgeon is badly hurt when a branch falls on his leg and two schoolgirls are run over.

The team treat a lorry driver trapped behind his twisted steering wheel and help is urgently required for a 12-year-old who appears to be drunk after drinking an unknown substance.

The discovery of underwear on a canal bank sparks a risky missing persons search and a police incident ends in a fleeing car passenger jumping over a wall and breaking his leg.

A major fire breaks out in a haulage depot in Brighouse and a serious accident at an illegal off-road biking site leads to a rider needing urgent hospital treatment.

A skier falls over on a steep slope and suffers a suspected brain injury in Wakefield and a DIY enthusiast's attempts to fix the heating in his chilly home end in disaster.

The start of the new school term leads of a spate of stabbings and a forester is badly injured in an accident involving a chainsaw deep in woods near Keighley.