Egyptian police are expected to start taking action early on Monday against supporters of ousted President Mohamed Mursi who are gathered in crowded protest camps in Cairo, security and government sources said, a move which could trigger more bloodshed. The sites are the main flashpoints in the confrontation between the army, which toppled Mursi last month, and supporters who demand his reinstatement. Western and Arab mediators and some senior Egyptian government officials have been trying to persuade the army to avoid using force against the protesters, who at times can number as much as tens of thousands. "State security troops...