Police fired warning shots and used teargas against 2,000 demonstrators outside a mosque in Indian Kashmir's main city, Srinagar, yesterday, during protests at the killing of four boys in a shootout between soldiers and separatist militants last weekend.Five protesters and two police officers were hurt in yesterday's clash. A strike called across Srinagar closed shops and businesses. Buses and cars stayed off the roads after mobs stoned vehicles. Separately, crowds protesting at the bombing of the Shia shrine in Iraq burned effigies of President George Bush and chanted: "Down with America!"