The Delhi Police on Sunday night arrested Umar Khalid, a former member of the Jawaharlal Nehru University Student's Union (JNUSU), in connection with the northeast Delhi riots. According to inputs, Umar Khalid has been arrested by the Delhi Police Special Cell under relevant sections of the Unlawful Activities (Prevention) Act (UAPA). What is Umar Khalid's role in Delhi riots? What police has said? To know watch this video.