Ключевые слова: 911, accident, assistance, background, brave, brigade, calls, caucasian, cellphone, city, closeup, crew, danger, face, fire, firefighters, firefighting, firehall, firehouse, fireman, firemen, firetruck, hand, help, heroes, man, mobile, network, people, person, phone, profession, protection, protective, red, rescue, rescuer, rescuers, safety, service, smartphone, smoke, station, telephone, truck, trucks, using, vehicle, volunteer, work,