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exp TSR Suzanne Malveaux Inside black boxes_00002001.jpg
exp TSR Suzanne Malveaux Inside black boxes_00002001.jpg

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    Inside "black box" lie much needed clues

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Inside "black box" lie much needed clues

CNN's Suzanne Malveaux goes inside a flight data recorder to discover what kind of important information it contains.

Inside "black box" lie much needed clues

CNN's Suzanne Malveaux goes inside a flight data recorder to discover what kind of important information it contains.