Investigators raced on Friday to identify the victims of a fire that ripped through a bar in the Swiss Alps town of Crans-Montana, turning a New Year’s celebration into one of the country’s worst tragedies.It is not yet clear what set off the blaze at Le Constellation, killing around 40 people and injuring at least 115 others, many seriously.Bystanders described scenes of panic and chaos as people tried to break the windows to escape and others, covered in burns, poured into the street.For all the latest headlines follow our Google News channel online or via the app.Swiss police warned it could take days or even weeks to identify everyone who perished, leaving an agonising wait for family and friends.“We’ve tried to reach our friends. We took loads of photos and posted them on Instagram, Facebook, all possible social networks to try to find them,” said Eleonore, 17. “But there’s nothing. No response.”“Even the parents don’t know,” she added.The exact number of people who were at the