IRKUTSK, September 2. Russian Mi-8 helicopter, carrying a team of geologists, has disappeared off the radars in Irkutsk, a source in the region’s aviation institutions told TASS.

The Russian Prosecutor General’s office stated that it is currently investigating the matter. The Russian Federal Transport Agency has organized a search operation.

The Mi-8 helicopter belongs to the company Angara Airlines. It left the town of Ust-Kut at 11:00 local time (6:00 Moscow time) and disappeared off the radars shortly after. There are three people on board the helicopter.