In Re Armco, Inc., at & T Technologies, Inc., Fmc Corporation, and International Business MacHines Corporation

Armco, Inc., FMC Corporation, IBM Corporation, and AT & T Technologies, Inc., petition this Court for a writ of mandamus to revoke the authority of the Special Master to prepare a report and recommendation pertaining to liability and remedy in this environmental litigation initiated under the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA), 42 U.S.C. §§ 9606(a) and 9607(a). The government’s response to the petition for writ of mandamus also urged the revocation of the Special Master’s authority to preside at trial. In a separate filing, the district court…