WASHINGTON - Republicans cheered and opened their wallets when conservative ethics watchdogs probed the many scandals of Bill Clinton's administration, filing dozens of lawsuits. Now that their party is in power, the same organizations are taking aim at them. Dick Cheney, the Vice-President, is being sued, as are senior Republicans in Congress. The Justice Department and the anti-terrorism policies of the administration have been hammered by Judicial Watch and the Rutherford Institute, which have found common cause with once-reviled liberal outfits like the American Civil Liberties Union and the environmentalist Sierra Club. "They seem to be genuinely against big government,...