Los Angeles Times

Sean O'Keefe

Sean O'Keefe, left, Administrator of the National Aeronautics and Space Administration, wipes his eye as he sits with his wife Laura, and Vice President Dick Cheney and his wife Lynne, far right, during the memorial service for the crew of the space shuttle Columbia at Washington National Cathedral, Thursday, Feb. 6, 2003 in Washington.PABLO MARTINEZ MONSIVAIS, ASSOCIATED PRESS