The California Department of Motor Vehicles this week granted Nuro approval to test its third-generation R3 autonomous delivery vehicle in four Bay Area cities, giving the AV startup a positive boost after facing some setbacks and financial struggles. The approval gives Nuro the ability to test its driverless delivery vehicle in Mountain View, Palo Alto, Los Altos and Menlo Park. Nuro’s vehicles, which don’t have seats, windows, steering wheels or pedals, aren’t designed to carry passengers, onl...