Tesla range lawsuit, electric Minis, Nikola, and biogas: Today’s Car News

2020 Mini Cooper SE HardtopTesla faces a lawsuit over lost range in some older models. Mini may go all-electric with its next generation of models. Startup heavy truckmaker Nikola won a federal grant to improve fuel cells. And a European project worked out how to get as much range and efficiency from natural-gas engines as from gasoline. All this and more on Green Car...