According to the Russian Foreign Ministry's Crisis Center, a volcano erupted on the Indonesian island of Sumatra on February 19, 2018. This is the fourth such eruption in the past seven years; prior to 2010, the volcano had not erupted for over 400 years.

At the moment, local authorities Nearby settlements are being evacuated. The eruption had no impact on air travel, as the ash did not reach the city of Medan or the airport.
There were no reports of any injured Russian citizens.
Rostourism recommends that tourists on the island of Sumatra remain calm, observe personal safety precautions, and follow government instructions. The Federal Tourism Agency urges tour operators offering tours to Indonesia to inform their clients about the volcanic eruption in Sumatra.
Source: trn-news.ru