Exhibit 99.1.

                    United States Steel Completes Exchange Offers

     PITTSBURGH, Dec. 17, 2001--USX Corporation announced today the completion
of the exchange offers by its wholly-owned subsidiary, United States Steel LLC,
for certain outstanding equity securities of USX Corporation and its wholly-
owned subsidiaries.  The exchange offers expired at midnight, New York City
time, on December 14, 2001.  All securities properly tendered and not validly
withdrawn in the exchange offers will be accepted.  On December 19, 2001, United
States Steel LLC expects to issue an aggregate principal amount of approximately
$49.4 million of its 10% Senior Quarterly Income Debt Securities due 2031
(SQUIDSSM) in exchange for the outstanding securities accepted in the exchange
offers.

     United States Steel LLC has been advised by The Bank of New York, the
exchange agent for the exchange offers, that based on a preliminary count on
December 14, holders have tendered an aggregate of approximately $9.8 million
face amount of 6.50% Cumulative Convertible Preferred Stock of USX Corporation
(Preferred Stock), $12.4 million face amount of 6.75% Convertible Quarterly
Income Preferred Security of USX Capital Trust I (QUIPSSM), and $27.2 million
face amount of 8.75% Cumulative Monthly Income Preferred Shares, Series A, of
USX Capital LLC (MIPSr).
                                      -o0o-

     This press release is not intended to be an offer to sell or a solicitation
of an offer to exchange any security.  The exchange offers were made only
through the November 5, 2001 prospectus of United States Steel LLC, as amended,
relating to the SQUIDS and included in the registration statement filed with the
Securities and Exchange Commission on November 5, 2001.  This press release is
not intended to be an offer to sell or the solicitation of an offer to exchange,
nor shall there be any sale of these securities in any State in which such
offer, solicitation or sale would be unlawful prior to registration or
qualification under the securities laws of such State.

     Holders of any of the securities that are the subject of the exchange
offers are advised to read the registration and tender offer statements because
they contain important information.  Such holders may obtain, at the Securities
and Exchange Commission's website at http://www.sec.gov/, a free copy of the
registration and tender offer statements, prospectus and other documents filed
by USX Corporation and United States Steel LLC with the Securities and Exchange
Commission.  Such holders may also obtain a free copy of the prospectus
contained in the registration and tender offer statements from USX Corporation,
Shareholder Services, 600 Grant Street, Room 611, Pittsburgh, PA 15219-4776.
Phone (412) 433-4801, (866) 433-4801 (toll free), (412) 433-4818 (fax).

     SQUIDSSM and QUIPSSM are service marks and MIPSr is a registered trademark
of Goldman, Sachs & Co.