Teachers union scandals : closing the gaps in union member protection : hearing before the Committee on Health, Education, Labor, and Pensions, United States Senate, One Hundred Eighth Congress, first session, on examining teacher union scandals, focusing on closing the gaps in union member protections, the Department of Labor's administration and enforcement of the Labor-Management Reporting and Disclosure Act (Landrum-Griffin Act), and certain investigative matters involving the Washington Teachers Union and the United Teachers of Dade, June 19, 2003.