Spy Poisoning: Porton Down Laboratory Says It's 'Not Our Responsibility' To Identify Source Of Nerve Agent

The UK’s Porton Down laboratory has said it is “not our responsibility” to identify who made the Novichok nerve agent that poisoned a Russian double agent in Salisbury last month after it revealed experts could not establish the “precise source”.In an interview with Sky News, Gary Aitkenhead, chief executive of the Defence Science and Technology Laboratory (DSTL) in Wiltshire, said it had discovered that the nerve agent used in the attack was Novichok - bu