A few days ago, Malaysian officials "corrected" the account of the final words spoken by one of the pilots on the plane. The last words heard by Malaysia's air traffic control were not "all right, good night", but a more formal standard signoff "goodnight Malaysian three seven zero".
http://www.theguardian.com/world/2014/mar/31/mh370-pilot-last-words-malaysia-airlines-planeThis struck me as odd. Were they trying to cover up something? or it was just an accidental mistake? Something lost in translation?