The Bill: Drive on By (Part 1)

Part one of two. With her professionalism called into question following Des's death, Sheelagh begins to doubt her own abilities and decides to hand in her notice, while undercover journalist Andrea saves the life of a black community leader from a knife-wielding attacker - and he is so grateful he proves only too happy to spill the beans on the Sun Hill squad. Is this the scoop she's been waiting for? Nick finds himself in hot water when an assault investigation leads to a volatile hostage situation