A Russian Mi-8 helicopter disappeared in Kamchatka on Saturday, August 31. More than 20 people could have been on board, according to TASS. The helicopter belongs to the Vityaz Aero airline. In the morning, it took off from the site near the Vachkazhets Volcano in Kamchatka and almost immediately disappeared from the radar. According to preliminary data, there may be 22 people on board – three crew members and 19 passengers. Russian media reports that the crew did not report any problems before the flight. Another Mi-8 took off to search for the helicopter, and a ground rescue team was prepari…