the pilots in the moments leading up to that plane vanishing two weeks ago. really we have the first notice of this two weeks ago in about ten minutes time. u.s. investigators say they found evidence that files from the pilots simulator was deleted after february 3rd. that's important because malaysian thorjts enamelly said t -- authorities are originalally said they were deleted before. a transcript has been obtained by the british newspaper telegraph. we haven't confirmed the authenticity of the transcript but here's the bottom line. i want seemed routine except there was one nonroutine aspect, repeating of the plane's altitude. as for the search planes are at this moment heading west from perth, four hour flight to get to the debris site. they will have a couple of hours to look and then four hours plaque. they are joined by p8 navy