CNN Anderson Cooper 360 April 16, 2014 00:29:00
And joining me now, author of why planes crash, and les amend. les, does it seem like changes only occur after a tragedy, but -- >> dave will agree with me. this is called tombstone technology? >> tombstone technology? >> yeah, when something tragic happens then the changes occur. it is traditional for the ntsb and the faa to be at odds once the regulatory agency finds there is probable cause on what happened. >> you agree with that tombstone technology? >> yeah, it is a term that has been used. and that is what the faa has been walking away from, over the last years, the airplane matter was n...
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