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Authorities have also said 40 people died in the blaze, which tore through a bar in the Swiss Alps during New Year's celebrations.

Swiss officials think sparklers were the likely cause of a New Year's Eve tragedy, making it the latest in a long line of bar blazes where fireworks have been blamed.
Authorities investigating the blaze that killed 40 and injured 119 on New Year’s Day are looking at building capacity, construction materials and evacuation routes.