Malaysia Airlines Flight 370

=== Passenger involvement ===
United States and Malaysian officials reviewed the backgrounds of every passenger named on the manifest.<ref name="20140309washingtonpost">{{cite news |author1=Denyer |first=Simon |author2=Barnes |first2=Robert |last3=Harlan |first3=Chico |name-list-style=amp |date=9 March 2014 |title=Debris spotted may be from missing Malaysian Airline flight |url=https://www.washingtonpost.com/world/four-flew-with-false-id-aboard-malaysia-airlines-plane-that-vanished-over-south-china-sea/2014/03/09/4b0d8a8c-a763-11e3-b61e-8051b8b52d06_story.html |url-status=dead |archive-url=https://web.archive.org/web/20140309183226/https://www.washingtonpost.com/world/four-flew-with-false-id-aboard-malaysia-airlines-plane-that-vanished-over-south-china-sea/2014/03/09/4b0d8a8c-a763-11e3-b61e-8051b8b52d06_story.html |archive-date=9 March 2014 |newspaper=[[The Washington Post]]}}</ref> One passenger, who worked as a flight engineer for a Swiss jet [[Air charter|charter company]], was briefly under suspicion as a potential hijacker because he was thought to have the relevant "aviation skills".<ref name="20140317straitstimes"/>

Two men were found to have boarded Flight&nbsp;370 with stolen passports, which raised suspicion in the immediate aftermath<!-- within 36 hours --> of its disappearance.<ref name="20140309nytimes"/><ref name="cnn14"/> The passports, one Austrian and one Italian, had been reported stolen in Thailand within the preceding two years.<ref name="20140309nytimes"/> The two passengers were later identified as Iranian men, one aged 19 and the other 29, who had entered Malaysia on 28&nbsp;February using valid Iranian passports. They were believed to be [[asylum seekers]],<ref name="AutoVQ-41"/><ref name="AutoVQ-42"/> and the [[Secretary General of Interpol]] later stated that the organisation was "inclined to conclude that it was not a terrorist incident".<ref name="BBC_2014-03-11_a" />

On 18&nbsp;March, the Chinese government announced that it had checked all of the Chinese citizens on the aircraft and had ruled out the possibility that any were involved in "destruction or terror attacks".<ref name="AutoVQ-43"/>