P309 RTR R-TEL 309 21/12/93 15:33.12            FIRE IN DISCOTHEQUE KILLS SEVENTEEN Fire swept through a discotheque in Buenos Aires packed with hundreds of teen-agers early on Monday,police said. At least 17 people died and 30 were injured. Emergency doors were locked and only one exit was available for the more than 500 people inside, officials said. Some survivors said they believe a burning cigarette started the fire; others said it was a firecracker.(AP)  Next Newsflash Headlines News Index