U. S. Steel Announces Public Affairs Personnel Changes

            U. S. Steel Announces Public Affairs Personnel Changes

PR Newswire

PITTSBURGH, Nov. 8, 2012

PITTSBURGH, Nov. 8, 2012 /PRNewswire/ -- United States Steel Corporation
(NYSE: X) recently announced changes in the company's Public Affairs
Department. Erin DiPietro was named manager, executive communications;
Courtney Boone was named manager, media relations; and Sarah Cassella was
named public affairs representative II. DiPietro and Boone will continue to
report to Chuck Rice, general manager – Public Affairs, and Cassella will
report to Boone. The changes were effective Nov. 1.

DiPietro began her career at U.S.Steel in 2002 in Public Affairs, primarily
working in internal communications and creative services and has served as a
senior public affairs representative since 2009. She earned a bachelor's
degree in history at Dickinson College in Carlisle, Pa., in 1996.

Boone joined U. S. Steel in October 2007 as a public affairs specialist.
Prior to joining the company, she spent five years in Washington, D.C., as a
press secretary for Sen. Ted Stevens of Alaska and for the Senate Judiciary
Committee and Chairman Arlen Specter of Pennsylvania. Boone graduated from
Duquesne University with a bachelor's degree in political science and
communications in 1998, and a master's degree in corporate communications in
2000.

Cassella joined U. S. Steel as a management associate in June 2008 and has
served as public affairs representative I since April 2010. She received a
bachelor's degree in public relations and political science from Syracuse
University's S.I. Newhouse School of Public Communications in 2008, and is
pursuing a master's degree in business administration at Point Park
University.

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

SOURCE United States Steel Corporation

Website: http://www.ussteel.com
Contact: Courtney Boone, +1-412-433-6791, or Sarah Cassella, +1-412-433-6777