Packages await sorting at a post office in Atlanta as U.S. Postal Service letter carrier Michael McDonald gathers mail to load into his truck before making his delivery run on Thursday, Feb. 7, 2013. (AP Photo/David Goldman)

Photo by: David Goldman

Packages await sorting at a post office in Atlanta as U.S. Postal Service letter carrier Michael McDonald gathers mail to load into his truck before making his delivery run on Thursday, Feb. 7, 2013. (AP Photo/David Goldman)