In this Saturday, Aug. 11, 2012, photo, the container ship MSC Emma heads up the Delaware River towards the Port of Philadelphia. The U.S. trade deficit widened in August 2012 as export

 

              In this Saturday, Aug. 11, 2012, photo, the container ship MSC Emma heads up the Delaware River towards the Port of Philadelphia. The U.S. trade deficit widened in August 2012 as export
In this Saturday, Aug. 11, 2012, photo, the container ship MSC Emma heads up the Delaware River towards the Port of Philadelphia. The U.S. trade deficit widened in August 2012 as exports fell to the lowest level in six months, a worrisome sign that a slowing global economy is cutting into demand for U.S. good (AP Photo/Mark Lennihan)