Foreign Office diplomats withdrew from the Libyan city in June following an assassination attempt on the British ambassador but reached an agreement with the US to leave weapons and vehicles at the American compound.
The lightly-guarded US site was overrun by Islamist militants in an attack that killed Ambassador Chris Stevens and three other Americans last month.
The Foreign Office has confirmed to the Daily Telegraph that the equipment is still unaccounted for a month after the Benghazi assault.
Source: The Telegraph. Read full article. (link)