Three Britons were among nine climbers killed in a "catastrophic" alpine avalanche, according to the French authorities.

A major rescue operation was launched following the disaster on Mont Maudit, in the Mont Blanc range, near Chamonix. Mont Maudit translates as Cursed Mountain.

The Prefecture de la Haute-Savoie said that three Britons, two Spaniards, three Germans and one Swiss person also died while four people, whose nationalities are not known, are missing.

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