The Violent Truce Raid - S2.E11

Lieutenant West is on his way to stop a medical supply convoy, when he's ambushed by an Afrika Korps patrol. Wounded and rescued by Moffatt and Pettigrew, before he dies he informs them that he's got to stop the medical supplies, as some are poisonous. When Moffatt destroys the deadly supplies he is put under arrest by a British Army Major.