We rather like the reborn electric Renault 4, but when we first saw it last year, ‘emergency vehicle’ wasn’t exactly the first thing that sprung to mind. Nonetheless, it’s been turned into one in the shape of the Vision4Rescue concept, a demo car designed with the emergency services in mind. It uses the recently-revealed 4 Savane concept as its base, meaning it gets its ground clearance jacked up by 15mm and a second motor on the rear axle for permanent all-wheel drive. Renault Vision4Re...