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nr michael barr elam inside airplane accident lab_00001816.jpg
nr michael barr elam inside airplane accident lab_00001816.jpg

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    Piecing together a plane accident puzzle

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Piecing together a plane accident puzzle

CNN's Stephanie Elam goes inside an airplane accident investigation lab where the wreckage says what really happened.

Piecing together a plane accident puzzle

CNN's Stephanie Elam goes inside an airplane accident investigation lab where the wreckage says what really happened.