As part of new tariffs on Chinese imports, President Donald Trump eliminated an exemption for small packages, vastly increasing the amount of parcels US Customs and Border Protection needs to inspect.

According to Wired, the e-commerce industry was immediately "thrown into chaos" by the USPS changes. One Canadian trucking company owner, identified only as Daniel, told Wired that many trucks were turned away at the US border yesterday, with his own trucks sometimes only passing through if drivers agreed to dump all packages from China.