WHERE:  U. S. STEEL GRANITE CITY WORKS
            1951 STATE STREET
            GRANITE CITY, ILLINOIS 62040

    WHEN:   MONDAY, MAY 5, 2008, 11 A.M.

GRANITE CITY, Ill. - United States Steel Corporation (NYSE: X), in partnership with SunCoke Energy, Inc., will be hosting a groundbreaking ceremony for their joint capital investment program to support U. S. Steel's Granite City Works. The groundbreaking is scheduled for Monday, May 5, 2008, at 11 a.m. at U. S. Steel's Granite City Works.

Among those scheduled to participate in the groundbreaking ceremony are Illinois Gov. Rod Blagojevich; U.S. Rep. John Shimkus; Illinois state Reps. Tom Holbrook, Jay Hoffman and Daniel Beiser; Illinois state Sen. William Haine; Ed Hagnauer, mayor of Granite City; John Goodish, executive vice president and chief operating officer of United States Steel Corporation; Mike Thomson, executive vice president and chief operating officer of SunCoke Energy, Inc.; Sharon Owen, general manager of U. S. Steel Granite City Works; employees of U. S. Steel and SunCoke Energy as well as other state and local elected officials.



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

    Contact:  Courtney Boone
              412.433.6791
              John Armstrong
              412.433.6792
              Erin DiPietro
              412.433.6845

SOURCE United States Steel Corporation