December 18, 2014 5:45 pm Busiest Day of the Year for Post Office Today marks the busiest day of the year for the U.S. Postal Service, as millions ship their packages for the holidays. NBC 6’s Bobby Brooks reports. US & World Videos 0:54 Nude cruise sailing out of Miami in 2025 2:03 Woman attacked in Miami while trying to help homeless person 2:42 Western High School debate team raising money for championship after coach arrested 2:35 Florida Supreme Court sides with Calusa residents on development 2:58 Planned Parenthood doctors react to Florida's 6-week abortion ban