i also have after vdvocated tha data be released to really smart organizations, harvard. the only way we have of looking at this is to get the most accurate fix of where we think it went down and how it went down. if i was to try to outsmart the world, i would make a big footprint and land it and let it sit. i think the mistake here has been not to have the sonars. weeks ago, to start looking with this with the best and most accurate sense of where we think that airplane really went down. dr. bob, mary, hang on for one minute. we re going to bring you back after the break. we have many more questions for you to talk about this in the search for flight 370. we want to get you at home to tweet us your questions. hashtag, 370ques.