Avalanche at Zermatt ski resort in Switzerland kills three people

Authorities warn there could be more deaths as strong winds and heavy snowfall continues

An avalanche at the top Swiss ski resort of Zermatt has killed three people and injured one, as authorities warned of the risk of more disasters due to heavy winds and snowfall.

Video images on social media showed a wall of snow crossing an off-piste sector of the Riffelberg sector of Zermatt, one of the most luxurious ski resorts in the Alps. A major rescue operation was launched despite the bad weather.