Walmart Inc. /zigman2/quotes/207374728/composite WMT +0.15% , Ford Motor Co. /zigman2/quotes/208911460/composite F +2.25% and Argo AI have partnered to launch an autonomous vehicle delivery service in Washington D.C., Austin, Tex., and Miami. The service will deliver Walmart orders in Ford cars using Argo self-driving technology. Walmart announced an investment in self-driving vehicle company Cruise in April. The two companies began a delivery pilot program in Scottsdale, Ariz. in November 2020. "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. Argo's cloud technology will integrate with Walmart's online ordering technology for this program. Ford has been testing self-driving technology in Pittsburgh, Detroit and Palo Alto, Calif. And Argo and Ford have been building a ride-hailing and delivery service in Miami, Washington D.C. and Austin, Tex. over the past few years. Walmart stock has edged up 0.1% for the year to date. Ford shares have gained 46.3%. And the Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +1.94% has gained 13% for the period.