Russian emergency services report that a private helicopter crashed on the outskirts of the city of Ulan-Ude in Russia’s East Siberia.
The aircraft went down in a wooded area, catching fire upon impact.
The machine reportedly had four people on board, all of whom were killed in the crash.
According to local media, the helicopter belonged to a local business tycoon, Sergey Rogov, but it remains unclear whether he was on board during the incident.