U. S. Steel to Close Straightline by Year End

United States Steel Corporation (NYSE: X) announced today that it is closing its technology- enabled steel distribution unit Straightline Source effective December 31, 2003. As a result, U. S. Steel will record a fourth quarter pre-tax charge of approximately $25 million. U. S. Steel intends to fulfill current contractual commitments Straightline has with customers and suppliers.

For more information about U. S. Steel visit www.ussteel.com .

SOURCE: United States Steel Corporation

CONTACT: John Armstrong, +1-412-433-6792, or Mike Dixon, +1-412-433-6860,
both of United States Steel Corporation

Web site: http://www.ussteel.com/

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