Description:19 43 30 00 New York. Accident. Explosion in building of telecommunications because of a boiler, a heater. Seen on flabbergasted building. Curious look at the help. 21 deaths. Seen on inside of offices, destroyed, ravaged. Hundred of wounded persons. Close-up American black male nurse who looks after the leg of a white. Puts bandage. Inside ambulance, wounded person on stretcher. Policemen take out bookcases, offices, boxes of the company. Close-up hoarse windscreen of car.