CNN Chicagoland March 28, 2014 05:38:00
Spot. what does it say about this data that they have gotten about the plane's speed and the assumptions that you mentioned? >> well, originally they're working on very rudimentary data. originally we have an airplane that turned the transponder off that became invisible. we're working on military radar data which was incomplete and in some cases we didn't get it from countries it supposedly flew over. or was not made public. and then we're working off a ping off the sat com system. we have been working with some very rudimentary data. clearly more intelligence is flowing through, more cross-r...