Thirty-five million Americans are living in poverty, yet they're not necessarily idle. Many of them are like Caroline, who earns $7.50 an hour in a New Hampshire factory, or Candalaria, who earns three-quarters of a cent for each zipper she sews on jeans at a Los Angeles sweatshop.
David K. Shipler, a former New York Times reporter, walks us through their ranks in his new book, The Working Poor.