CHICAGO -- While some United Airlines employees are using placards and pamphlets to protest the loss of their pensions, a group of flight attendants is taking a more risque tack — showing some skin to publicize their plight. The five women, ranging in age from 55 to 64, posed for a 2006 calendar that depicts them in various states of undress in front of a vintage plane, on a park bench and on a plane's wing, among other locations. Reflecting a mix of humor and anger, it was released to coincide with a bankruptcy court's approval this week of United's...