In this image released by the National Transportation Safety Board and released Jan. 11, 2013, NTSB Investigator Mike Bauer works inside the Boeing 787 "Dreamliner" airplane under investigation at Boston's Logan Airport on Jan. 8. (Associated Press/NTSB)

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In this image released by the National Transportation Safety Board and released Jan. 11, 2013, NTSB Investigator Mike Bauer works inside the Boeing 787 "Dreamliner" airplane under investigation at Boston's Logan Airport on Jan. 8. (Associated Press/NTSB)