Crashed Boeing was checked two days ago: Ukrainian airline The Ukrainian airliner that crashed outside Tehran killing over 170 people was a Boeing 737 built in 2016 and checked only two days before the accident, the company said. "The plane was manufactured in 2016, it was received by the airline directly from the (Boeing) factory. The plane underwent its last planned technical maintenance on January 6, 2020," says Ukraine International Airlines' vice president. IMAGES AND SOUNDBITES