By Carol Costello and Ronni Berke Remember how 9/11 drew us together as a country? We were unified – we would do anything for one another. [cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2009/images/09/11/wtc.flag.art.jpg caption="An American flag flies in front of the construction site of the former World Trade Center site on September 8, 2009."] Now there's shouting, name-calling and … Continue reading What happened to national unity?