In Sofia international airport has made emergency landing the plane with the Prime Minister of Bulgaria Boyko Borisov on Board. With him, there were members of government delegations. With them he was visiting in Thessaloniki, Greece.
As reported by BGNES, while landing at vozduschnaya ship completely failed navigation system. In the end, the pilots failed to promptly restart it. They switched to manual control mode.
The landing was successful. There were no injuries.