An Afghan civilian has been killed in a road accident involving British forces, the International Security Assistance Force (Isaf) said.

An Afghan soldier “executed” a prisoner on a British base in Helmand province, Ministry of Defence documents disclose.

A rogue Afghan soldier was being hunted today after he killed three British troops and wounded another four.

British troops are to be pulled out of the Sangin area of Afghanistan, where nearly a third of UK deaths in the war have occurred.

Five British soldiers were killed when a rogue Afghan policeman turned his gun on them inside a checkpoint.

Afghan President Hamid Karzai today vowed to do everything he could to prevent terrorist attacks and protect foreigners in his country, two days after a suicide bomber killed four German peacekeepers.