Senate Republicans moved Wednesday to prevent Democrats from trying to add more civil liberties safeguards to a renewal of the 2001 Patriot Act due to expire next week. In a pair of votes orchestrated by Majority Leader Bill Frist, R-Tenn., the Senate effectively shut off amendments to a compromise between the White House and libertarian-leaning Republicans allowing some court challenges to government demands for people’s records in terrorism investigations. Democrats complained that the negotiated limits would be virtually meaningless in practice. Full Story