The State Department told CNN that they have not yet confirmed whether there were any Americans on board the plane on Thursday.
According to Malaysian Airlines, all of the crew members were Malaysian.
CNN's Wolf Blitzer read off the list of nationalities the airline said were on board the plane:
But among the others, they list some of the other nationalities: 154 Dutch, 27 Australian, 23 Malaysian, 11 Indonesian, six from the United Kingdom, four from Germany, four from Belgium, three from the Philippines, one Canadian. Forty-seven other passengers, they are not identified (sic) their nationalities.