MI5 provides immunity for agents' criminal acts, tribunal told

MI5 grants its informants legal cover to participate in crimes that may extend to murder, torture and sexual assaults, a tribunal has heard.The policy, in existence since the early 1990s, is likely to have enabled the Security Service to conceal wide ranging illegal activity, Ben Jaffey QC, representing an alliance of human rights group, told the investigatory powers tribunal (IPT) on Thursday.The policy was so secret that even judicial oversight of the practice, introduced in 2012, was not init