[cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2011/images/08/30/costello_vert.jpg width=200 height=230 align="right"]  From CNN's Carol Costello: Ever since the dawn of the Tea Party, liberal activists have yearned for a revolution of their own.  For instance, filmmaker Michael Moore has sought to launch a mass movement by railing against Wall Street. Moore said that Occupy Wall Street protests were "the end result … Continue reading Talk Back: Is Occupy Wall Street the dawn of a liberal Tea Party?