SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, DC 20549
                     --------------------------------
                                SCHEDULE TO
                               (RULE 14d-100)
        TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF
                    THE SECURITIES EXCHANGE ACT OF 1934
                              Amendment No. 23

                      --------------------------------
                       NEWPORT NEWS SHIPBUILDING INC.
                     (Name of Subject Company (Issuer))

                      --------------------------------
                        NORTHROP GRUMMAN CORPORATION
                         (Names of Filing Persons
         (identifying status as offeror, issuer or other person))
                      --------------------------------
                  Common Stock, par value, $0.01 per share
                       (including associated Rights)
                       (Title of Class of Securities)

                      --------------------------------
                                 652228107
                   (CUSIP Number of Class of Securities)
                      --------------------------------

                               John H. Mullan
                        Northrop Grumman Corporation
                   Corporate Vice President and Secretary
                           1840 Century Park East
                       Los Angeles, California 90067
                               (301) 553-6262

         (Name, address, and telephone number of person authorized
    to receive notices and communications on behalf of filing persons)
                              with a copy to:
                              Stephen Fraidin
                  Fried, Frank, Harris, Shriver & Jacobson
                             One New York Plaza
                       New York, New York 10004-1980
                               (212) 859-8000

                      --------------------------------

|_|  Check the box if the filing relates solely to preliminary
     communications made before the commencement of a tender offer.

Check the appropriate boxes below to designate any transactions to which
the statement relates:

|X|  third-party tender offer subject to Rule 14d-1.
|_| issuer tender offer subject to Rule 13e-4.
|_| going-private transaction subject to Rule 13e-3.
|_| amendment to Schedule 13D under Rule 13d-2.

Check the following box if the filing is a final amendment reporting the
results of the tender offer: |_|




     This Amendment No. 23 (this "Amendment No. 23") amends and supplements
the Tender Offer Statement on Schedule TO as initially filed and dated May
23, 2001 (as previously amended and amended hereby, the "Schedule TO")
filed by NORTHROP GRUMMAN CORPORATION, a Delaware corporation ("Northrop
Grumman") relating to the offer (the "Offer") by Northrop Grumman to issue,
upon the terms and subject to the conditions set forth herein and in the
related letter of election and transmittal, shares of common stock, par
value $1.00 per share (the "Northrop Grumman Shares") designed to have a
value of $67.50 per share or pay $67.50 per share in cash (subject to the
election and proration procedures and limitations in the Prospectus
(defined below) and related letter of election and transmittal) for each
outstanding share of common stock, par value $0.01 per share (the "Common
Stock") of NEWPORT NEWS SHIPBUILDING INC., a Delaware corporation ("Newport
News") including the associated Series A participating cumulative preferred
stock purchase rights issued pursuant to the Newport News stockholder
protection rights agreement (the "Rights" and together with the Common
Stock, the "Newport News Shares").

     Northrop Grumman has filed a registration statement with the
Securities and Exchange Commission on Form S-4, relating to the Northrop
Grumman Shares to be issued to stockholders of Newport News in connection
with the tender offer, as set forth in the prospectus which is a part of
the registration statement (the "Prospectus"), and the related letter of
election and transmittal, which were annexed to the Schedule TO as Exhibits
(a)(4) and (a)(1)(A) thereto.

     All of the information in the Prospectus and the related letter of
election and transmittal, and any prospectus supplement or other supplement
thereto related to the offer hereafter filed with the Securities and
Exchange Commission by Northrop Grumman, is hereby incorporated by
reference in answer to items 2 through 11 of the Schedule TO.




ITEM 12.        EXHIBITS

                Item 12 is hereby amended and supplemented as follows:

(a)(5)(AA)      Press Release, dated November 6, 2001.




                                 Signature

     After due inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete
and correct.

                            NORTHROP GRUMMAN CORPORATION


                            By:      /s/ John H. Mullan
                                     ------------------------
                                     John H. Mullan
                                     Corporate Vice President and Secretary


     Dated:  November 7, 2001




                               Exhibit Index
Exhibit                                             Description
Number                                              -----------
-------

(a)(5)(AA)        Press Release, dated November 6, 2001.


                                                        Exhibit (a)(5)(AA)

NORTHRUP GRUMMAN CORPORATION
Public Information
1840 Century Park East
Los Angeles, California  90067-2199
Telephone:   310-553-6262
Fax:         310-556-4561

Contact: Randy Belote (Media) (443) 994-1489
         Gaston Kent (Investors) (310) 201-3423

FOR IMMEDIATE RELEASE

NORTHROP GRUMMAN AMENDS AND EXTENDS OFFER
-----------------------------------------
FOR NEWPORT NEWS SHIPBUILDING
-----------------------------

     Los Angeles - Nov. 6, 2001 - Northrop Grumman Corporation (NYSE: NOC)
today amended its offer for all outstanding shares of common stock,
including associated rights, of Newport News Shipbuilding Inc. (NYSE: NNS)
pursuant to an amended Registration Statement on Form S-4 filed with the
Securities and Exchange Commission. Northrop Grumman also announced that it
has extended its amended offer from Nov. 8, 2001, to Nov. 19, 2001 at
midnight E.S.T.

     Approximately 2,584,631 shares of Newport News Shipbuilding common
stock had been tendered to Northrop Grumman as of 5:00 p.m. E.S.T. on Nov.
6, 2001.

     Northrop Grumman Corporation is a $15 billion, global aerospace and
defense company with its worldwide headquarters in Los Angeles. Northrop
Grumman provides technologically advanced, innovative products, services
and solutions in defense and commercial electronics, systems integration,
information technology and non-nuclear shipbuilding and systems. With
80,000 employees and operations in 44 states and 25 countries, Northrop
Grumman serves U.S. and international military, government and commercial
customers.

     THIS ANNOUNCEMENT IS NEITHER AN OFFER TO PURCHASE NOR A SOLICITATION
OF AN OFFER TO SELL SHARES OF NEWPORT NEWS SHIPBUILDING. THE EXCHANGE OFFER
STATEMENT (INCLUDING THE PROSPECTUS, THE RELATED LETTER OF ELECTION AND
TRANSMITTAL AND OTHER OFFER DOCUMENTS) FILED BY NORTHROP GRUMMAN WITH THE
SEC CONTAIN IMPORTANT INFORMATION THAT SHOULD BE READ CAREFULLY BEFORE ANY
DECISION IS MADE WITH RESPECT TO THE OFFER. THE PROSPECTUS, THE RELATED
LETTER OF ELECTION AND TRANSMITTAL AND CERTAIN OTHER DOCUMENTS WILL BE MADE
AVAILABLE AT NO CHARGE TO ALL STOCKHOLDERS OF NEWPORT NEWS. THE EXCHANGE
OFFER STATEMENT (INCLUDING THE PROSPECTUS, THE RELATED LETTER OF ELECTION
AND TRANSMITTAL AND ALL OTHER DOCUMENTS FILED WITH THE SEC) WILL ALSO BE
AVAILABLE AT NO CHARGE AT THE SEC'S WEBSITE AT WWW.SEC.GOV.
                                               -----------

                                   # # #



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----------------------------