A B200 King Air charter passenger flight from Essendon Airport, Victoria to King Island, Tasmania with four passengers on board, collided with a building in Essendon Airport’s retail precinct while attempting to return after transmitting a Mayday call. The pilot and passengers were fatally injured, and the aircraft destroyed by the impact and post-impact fire.
Report: https://www.atsb.gov.au/publications/investigation_reports/2017/aair/ao-2017-024/