The car manufacturer purchased the site from Ford back in 2007 and moving forward, is expected to use a proving ground owned by Toyota, also located in Arizona. Stellantis’ Arizona Proving ...

Toyota will hone its self-driving cars on rough roads. Credit: AFP/Getty Images Toyota is ready to expand work on its self-driving platform. Next up: The automaker will run its cars through the ...

Most likely the newly developed land will do more for the Mesa area than the proving grounds ever did, despite the loss of income from spy photographers who now have no reason to visit the area.