Amazon has secured a new partnership with FedEx to fill delivery gaps after falling out with UPS, Business Insider has learned.

FedEx and UPS shares had fallen 21% and 28%, respectively, since the Nov. 5 election. President Donald Trump is an advocate for tariffs, and high tariffs are

Amazon says the Memphis, Tenn., company will join other third-party partners including United Parcel Service and the U.S. Postal Service that regularly work alongside Amazon’s last-mile delivery network to balance capacity.