What happened
The flight was operating in the vicinity of Tuapse when the aircraft encountered a critical mechanical issue. The airplane suffered an engine failure during the flight phase, which led to a loss of control or power necessary to maintain safe operation. As a result of this technical malfunction, the aircraft crashed into the sea off the coast of Tuapse.
The impact and subsequent events resulted in the deaths of all personnel on board. There were four crew members killed in the accident. No other fatalities or injuries were reported as there is no indication of passengers or bystanders being involved in this specific incident description.
Findings
Investigations into the event identified the primary factor behind the crash. The official findings concluded that the direct cause was an engine failure occurring while the aircraft was in flight. This mechanical breakdown rendered the airplane unable to continue its journey safely, leading directly to the maritime impact.