Afghan officials had said the British patrol had shot dead an off-duty Afghan policeman who was not in uniform but was carrying a weapon as he washed in a stream - mistaking him for an insurgent.
On 24 October, Marine Cpl David O'Connor, of 40 Commando, and Army medic Cpl Channing Day, of 3 Medical Regiment, were shot in Nahr-e Saraj district of Helmand province in a suspected insider attack by an off-duty Afghan policeman.