National Investigation Agency(NIA) today arrested a key operative of terror outfit Indian Mujahideen from New Delhi airport. Sources said, the arrested operative Abdul Wahid Siddibapa was wanted in cases of conspiracy by Indian Mujahideen to attack various places in India.<br/><br/> A warrant of arrest was issued against him on the basis of which he was arrested. Siddibapa was based in Dubai and allegedly involved in recruitment for Indian Mujahideen and also funded their activities.