A Chinese spying trial collapsed after the Government refused to brand Beijing a threat to national security, the director of public prosecutions (DPP) has said.Stephen Parkinson said the Crown Prosecution Service had tried "over many months" to get the evidence it needed to carry out the prosecution, but it had not been forthcoming from the Labour Government.The case against Christopher Cash, a former parliamentary researcher, and Christopher Berry was dropped on September 15, sparking criticis

A Chinese spying trial collapsed after the Government refused to brand Beijing a threat to national security, the director of public prosecutions (DPP) has said.Stephen Parkinson said the Crown Prosecution Service had tried "over many months" to get the evidence it needed to carry out the prosecution, but it had not been forthcoming from the Labour Government.The case against Christopher Cash, a former parliamentary researcher, and Christopher Berry was dropped on September 15, sparking criticism from Downing Street and MPs from both sides of the political aisle.