Walmart Inc. WMT, -0.16%, Ford Motor Co. F, +0.82%, and Argo AI have teamed together to begin a self-driving delivery service in Washington, D.C., Austin, Texas, and Miami. Walmart orders will be delivered in Ford automobiles equipped with Argo self-driving technology. In April, Walmart made an investment in Cruise, a self-driving vehicle startup. In November 2020, the two companies launched a delivery pilot operation in Scottsdale, Arizona. "Argo and Ford are aggressively preparing for large-scale autonomous vehicle operations across a broad footprint of U.S. cities," said Scott Griffith, chief executive of Ford Autonomous Vehicles and Mobility Businesses. For this program, Argo's cloud technology will be integrated with Walmart's online ordering platform. In Pittsburgh, Detroit, and Palo Alto, California, Ford has been testing self-driving technology. Over the last three years, Argo and Ford have been developing a ride-hailing and delivery service in Miami, Washington, D.C., and Austin, Texas. Walmart's shares has gained 0.1 percent so far this year. Ford's stock has increased by 46.3 percent. For the same time frame, the Dow Jones Industrial Average DJIA, 0.17 percent has risen 13%.