Move over Santa...USPS expects busiest delivery day of the year

MILWAUKEE -- Check your mailboxes today! Monday, December 21st is supposed to be the busiest delivery day of the year for the United States Post Office.

The post office has been delivering seven days a week in an effort to get everyone's Christmas presents to them on time.

Monday, is the last day to ship packages priority mail if you want them to be there by Christmas.

You can wait until the 23rd, but you'll have to shell out the money for priority mail express.