Check out landmark moments in U.S. Postal Service history.
The U.S. Postal Service said it will delay its plan to cut mail delivery to five days, saying "restrictive language" in Congress' temporary government funding resolution prohibits the new schedule. The plan was to start Aug. 5. The Postal Service said it will delay the plan "until legislation is passed that provides the Postal Service with the authority to implement a financially appropriate and responsible delivery schedule."
July 23 is National Hot Dog Day! Learn more about the tasty food, from where it originated from to what it's made of.