Anita Gallagher spotted a marcher in yesterday's Labor Day parade holding a sign that told voters to give President Bush the "pink slip." She promptly pulled out a pink slip of her own to wave back as she stood on the Boulevard of the Allies watching Pittsburgh's annual parade Downtown. Gallagher, a McCandless resident and volunteer for Democratic candidate U.S. Sen. John Kerry, was one of many who turned out to see Kerry's wife, Teresa Heinz Kerry, march in the parade. The result was not only a three-hour queue of union members and marching bands but also, in large part,...