[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: The U.S. Postal Service, historically a dependable service for Americans, is in trouble. Facing a $9 billion dollar deficit, the Postal Service says that it does not have the money to meet an obligation to a $5.5 billion dollar retiree health care trust fund coming due … Continue reading Talk Back: Is the Postal Service obsolete?