The team races to save a critically injured woman trapped in the twisted wreckage of a van crushed between two trucks on the M18 highway.
A stand-off with a man with a samurai sword.
HART staff must help one of their own after an incident involving a 4x4 leaves an off-duty medic with some very serious injuries.
The team helps victims of a massive explosion that destroys a block of flats; meanwhile, a man is in a stand-off with police and paramedics stand by.