ST. CROIX CO., Wis. - A semi-truck carrying USPS mail and packages from the Twin Cities distribution center to Chicago caught fire while driving along I-94 near Hudson, Wisconsin on Tuesday morning.
USPS confirmed all of the mail on board was destroyed by the fire.
The truck may have also contained some first-class mail.
USPS said customers who think they may have had packages on the truck should track their items using USPS’s website.
Anyone with questions should call the Northland District Consumers Affairs Office at 612-349-4401