https://www.reuters.com/article/us-daimler-usa/daimler-trucks-to-test-truck-platooning-technology-on-u-s-roads-idUSKCN1C027D

German automaker Daimler AG's trucks division said it would test on U.S. roads a new technology called "platooning", which allows large digitally-connected trucks to save fuel by driving close to each other in a row.