Authorities Friday imposed restrictions in parts of Srinagar to prevent protests over the killing of top Lashkar-e-Toiba commander Abu Ismail. Restrictions under Section 144 of the CrPc have been imposed in areas falling under the jurisdiction of  Khanyar, Rainawari, Nowhatta, M.R. Gunj and Safa Kadal police stations following Ismail and his associate Chota Qasim’s killing in a “brief encounter” in Nowgam area of the city  on Thursday. All colleges and higher secondary schools have also been closed in the city (Pictures by Zargar Zahoor)