At least eight people have died while climbing Eurasia's highest active volcano in eastern Russia's Kamchatka region, local media has reported.
Rescue efforts are under way in a bid to reach another six climbers currently stranded - sheltering at camp due to the bad weather.
The climbers were attempting the climb the Klyuchevskaya Sopka volcano when the accident occurred about 500-metres below the 4,750-metre summit, reports from the prosecutor's office of the Kamchatka region said.