Kent Kresa, chairman and
chief executive officer of Northrop Grumman Corporation , said, “We
do not expect to know the final outcome of today’s vote on the Control Share
Acquisition proposal for several weeks. As our exchange offer is scheduled to
expire at midnight tonight, we will review our options over the weekend and
issue a release Monday morning.”

Northrop Grumman Corporation is an $18 billion, global 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 nuclear and non-nuclear shipbuilding and systems. With nearly
100,000 employees and operations in 44 states and 25 countries, Northrop
Grumman serves U.S. and international military, government and commercial
customers.

Northrop Grumman filed a registration statement on Form S-4 (File No.
333-83672) and a tender offer statement on Schedule TO with the SEC on March
4, 2002 with respect to its offer to exchange all outstanding shares of TRW
capital stock for Northrop Grumman stock. These documents contain important
information. TRW shareholders should read these documents and any amendments
or supplements thereto before making any decision regarding the offer to
exchange. Copies of such documents may be obtained without charge at the
SEC’s website at www.sec.gov or from D.F. King & Co., Inc. the information
agent for the offer to exchange, at 800-755-7250.