Katie Couric provided a giddy and upbeat session Friday night with Senator Hillary Clinton to promote the publication of the paperback version of her book, Living History. Couric gushed about how “she's received like a rock star. She works on economic development in upstate New York, gives foreign policy and civil rights speeches, shakes hand after hand, signs book after book.” Recalling how she was booed at a New York City concert shortly after September 11th, Couric empathized: “But it had to hurt your feelings.” But Couric found a positive spin, trumpeting how “by last week, some of those jeers...