261: On July 11, 1991, Nigeria Airways Flight 2120, a Douglas DC-8-61 aircraft operated by Nationair Canada, crashed in Jeddah, Saudi Arabia, after two tires ignited upon takeoff, leading to an in-flight fire. All 247 passengers and 14 crew members were killed. It is the deadliest aviation accident involving a DC-8, the largest aviation disaster involving a Canadian-registered aircraft and the second-worst accident in Saudi Arabia.[36]