Exhibit 99.1.

THOMAS J. USHER NAMED ACTING PRESIDENT OF U. S. STEEL GROUP

          PITTSBURGH, May 29 -USX Corporation announced today that its board of

directors named USX Chairman and Chief Executive Officer Thomas J. Usher as

acting president of the U. S. Steel Group (NYSE: X), effective immediately.

Usher had previously served as president of U. S. Steel from 1991 to 1994.

Usher, who fills the vacancy created by the death of U. S. Steel President and

USX Vice Chairman Paul J. Wilhelm on April 27, 2001, will serve at least through

the end of the year.