OAKLAND, Calif. -- Oakland police handed out eviction notices at an anti-Wall Street encampment and officials elsewhere urged an end to similar gatherings as pressures against Occupy protest sites mounted in the wake of three deaths in different cities, including two by gunfire.Police first pleaded with and then ordered Occupy Oakland protesters to leave their encampment at the City Hall plaza where a man was shot and killed Thursday.Read More... More on Occupy Wall Street