The Special Investigation Team, probing the latest terror assault on Amarnath pilgrims, has arrested a policeman for his suspected role within the incident. A ruling PDP legislator can be being questioned in reference to the case. Touseef Ahmad, from the security wing of the Jammu and Kashmir Police, who had been deputed as driver to Wachi MLA Aijaz Mir seven months in the past, was picked up by the police on Thursday, sources informed. Ahmad was arrested primarily based on a cellphone intercept.