Militants stage a gun and grenade attack on a police station in an Istanbul suburb, but there are no casualties. Two unknown attackers, believed to be females, got off a vehicle and fired shots and hurled grenades at the police station in the Bayrampasa district of Turkey’s biggest city on Thursday. Reports say the attackers have been tracked to a building, where they are holed up. Police is evacuating nearby buildings in order to safely start a security operation against the assailants.