 Shares of U.S. Steel Corp. X, 2.17 rose more than 4 in the extended session Thursday after the producer reported profit and sales above Wall Street expectations and said that it was bullish about its outlook, with other industries picking up the slack of slowing-down sectors. U.S. Steel said it earned 978 million, or 3.42 a share, compared with 1.01 billion, or 3.52 a share, in the year-ago period. 