Abu Yusuf alias Mohammad Mustakim Khan, IS (Islamic State) suspect who was arrested by the Delhi Police on August 21, used to train the youth near his village in Uttar Pradesh (UP), Police officials said, Hindustan Times reports on August 31. Khan used to visit a local mosque in Siddharthnagar District where he would lure the youth towards his cause. He wanted to establish the rule of IS in India, officials told. He wanted to carry out a suicide attack, the officials said. When he got no help, Khan started building the suicide vest by himself, they added.