New Delhi, Aug. 2 -- Former Jawaharlal Nehru University (JNU) student Umar Khalid was questioned on Friday in connection with a case related to the north-east Delhi riots, in which he and at least eight others have been booked under the Unlawful Activity Prevention Act (UAPA), and charged with sedition, murder, attempt to murder and rioting.

Khalid's cellphone was also seized, police said Saturday. The case is being probed by the Delhi Police special cell, which is probing "a larger conspiracy angle" behind the riots that took place in February. Friday was the first time the former JNU student was quizzed for his alleged role in the riots.

Joint commissioner of police (special cell) Neeraj Thakur confirmed that Khalid was questioned by hi...