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FILE - In a July 24, 2012 file photo, police stand at the entrance to city hall in Anaheim, Calif., as demonstrators gather on the FILE - This July 24, 2012 file photo shows police at the entrance to city hall in Anaheim, Calif. as demonstrators gathered on th FILE - In this July 25, 2012 file photo, palm trees frame the Anaheim City Hall in Anaheim, Calif. Police maintained a heavy prese FILE - This July 25, 2012 file photo shows a neighbor walking past a memorial for police shooting victim Manuel Angel Diaz, 25, in