blurry american ambulance in a rush

911 accident aid alarm ambulance automobile car city clinic conveyance cpr crash damage danger daylight disaster distress downtown driving dusk emergency evening fast freeway health help highway hospital hurry hurt ill illness injured injury insurance intersection junction lane life light lights lorry luminosity medic medical motion motorway movement moving night nurse pain paramedic patient quick ray recover recovery rescue road rush safety scene sick sickness siren speed street suffering town traffic tragedy trails trauma truck twilight urban usa vehicle victim