In a major action, the National Investigation Agency (NIA) on Wednesday arrested Peoples Democratic Party (PDP) youth wing chief Waheed Parra in connection with ex-Deputy Superintendent of Police Davinder Singh case for supporting Hizbul Mujahideen activities.

An NIA official in Delhi related to the probe told IANS, "We have arrested Parra for supporting Hizbul Mujahideen activities in conspiracy with arrested terrorist Naveed Babu and another key accused Irfan Safi Mir."