According to the police rescue teams are looking for an avalanche in a popular ski resort in the Swiss Alps for a number of people.
Officials have confirmed that the avalanche was reported at 14.15 local time (13.15 GMT) in Crans Montana.
Images in the social media suggest that a significant slope was affected. The exact location of the rescue operations has not yet been confirmed by the police.
According to local media reports, 12 people may have been buried.
A local journalist at the scene shared a photo on Twitter that seems to show the avalanche.
According to reports, there are two rescue helicopters and search dogs on site.
The weather in the area has warmed up over the past few days, melting snow, reports Reuters.
The avalanche risk in the region was set at only two out of five on Tuesday.
The ski resorts in Switzerland are likely to be busier this week due to school breaks than usual.