New Delhi: In a major breakthrough, chief of terror outfit Indian Mujahideen Tehseen Akhtar alias Monu, one of the most wanted terrorist blamed for a number of terror attacks, has been arrested by the Special Cell of Delhi Police.

The arrest of Akhtar days after Delhi Police nabbed another top IM operative Zia Ur Rehman alias Waqas from Ajmer in Rajasthan along with three of his associates.