SEATTLE - Not enough money to keep food on the table. That's the challenge for more than 15 percent of Washington households, according to new data from the agency responsible for federal food and nutrition programs. The U.S. Department of Agriculture says the number of Washington households considered "food insecure" has crept up since 2006, from slightly more than 11 percent to 15.4 percent. (contd.)  Podcast and entire story available: http://www.newsservice.org/index.php