No quick-fix peace job in Liberia, says UN official By Tim Butcher in Freetown (Filed: 18/08/2003) A robust peacekeeping mission with troops able to defend themselves is needed in Liberia if it is to avoid the problems that faced British troops in Sierra Leone, the country's top UN official said yesterday. Speaking as planners prepared details of the UN mission which will take over from west African peacekeepers currently deployed in Liberia, Alan Doss said the new mission would need a tough mandate lasting many years. A pile of discarded weapons at a checkpoint in Monrovia "The lesson of Sierra...