DES MOINES (AP) ? State officials have decided to save some money by shutting down some rest areas along Iowa?s interstates.Iowa Transportation Department director Paul Trombino told The Des Moines Register that the agency won?t replace two rest areas in Dallas County that will be demolished for an interchange project in 2015. It?s unclear yet what will happen to the 38 other full-service rest areas.Trombino ...