 China is exporting more cars, which is helping to offset a slump in its domestic auto sales. China's vehicle exports in June were up 29 percent from a year ago. Federal Reserve Chairman Jerome Powell is back on Capitol Hill today, fielding questions from a House committee about the economy. Yesterday, Powell told a Senate panel he's encouraged by signs of falling inflation, but he offered no firm timetable of when the Fed might start cutting interest rates. Scott Horsley, Empire News, Washington.