Ключевые слова: 911, america, auto, automobile, ca, california, car, city, crew, danger, department, dept, doctors, editorial use only, emergency, engine, equipment, fast, fire, firefighter, firefighters, fireman, firemen, firetruck, first aid, first responders, health care, help, machine, medical, medics, palo alto, paramedics, personnel, quick, red, rescue, response, road, safety, san francisco bay, service, town, transport, truck, united states, urban, usa, vehicles,