Outside the Fleet Center, hundreds of protesters took part in a day of action called by the Black Tea Society. In the morning scores of bicyclists rode in a critical mass ride . Later hundreds marched to protest the so-called free speech protest zone. Demonstrators managed to tear down part of the cage surrounding the protest zone. In addition protesters set fir e to a two-face effigy of Bush and Kerry as well as a U.S. flag. Police reported five arrests through out the day.