Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
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(CNN) – The Bluefin-21 is an unmanned vehicle that will eventually aid in the search for Malaysia Airlines Flight 370. It can go on a 24-hour mission underwater.
Bluefin Robotics manufactures the vehicle, and its president and CEO, David Kelly, explains what the Bluefin-21 does, and how it gets data.