Postal Service overhaul runs into challenges

Mail is sorted on Aug. 20, as it moves through the United States Postal Service facility in Palmetto, Ga. (Kendrick Brinson/The New York Times)

More than three years ago, the U.S. Postal Service unveiled a sweeping 10-year plan meant to steer the organization out of a financial crisis. The plan, which included consolidating locations, raising prices and lengthening promised delivery times, was meant to stabilize an agency that had lost $87 billion over the past 14 years.