Article Photos: Income gap widens as American factories shut down 1/4

David and Barbara Ludwig pose for a portrait at their home Wednesday, May 28, 2014, in Reading, Pa. The Ludwigs lost their manufacturing jobs and have been struggling financially ever since. For decades, American manufacturing provided entrée to the middle class, especially for workers without college degrees. No more. Globalization, automation and recession destroyed nearly 6 million manufacturing jobs between 2000-2009, casting many displaced workers out of the middle class and, consequently, widening the income gap between rich and poor.  (AP Photo/Matt Rourke)