Footage of the Boeing that crashed in Sochi The plane landed after an hour-long flight. There were no injuries. The Investigative Committee has launched an investigation. During takeoff, eyewitnesses heard a loud bang. The Smartavia Sochi-Arkhangelsk plane sent a distress signal over the Black Sea and disappeared from radar at approximately 10:50 PM. Around 11:15 PM, it reappeared on radar and began zigzagging, burning off fuel before landing at Sochi Airport.