This content was posted on 24 May 19 by ReThinkX on Facebook Page
Postal Service to test autonomous semi trucks for hauling mail across state lines

The U.S. Postal Service is testing its first long-haul #AV delivery truck, provided by TuSimpleAI, to operate future vehicles that enhance safety, improve services, produce operational savings & reduce emissions.
USA TODAY
https://www.usatoday.com/story/money/2019/05/21/us-postal-service-test-autonomous-trucks-transporting-mail/3752641002/
The U.S. Postal Service this month will experiment with self-driving semi-trucks transporting mail between distribution centers in Phoenix and Dallas.