Hideyo Kosugi

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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)

    Overcharged batteries eyed in Boeing 787 fires

    It's likely that burning lithium ion batteries on two Boeing 787 Dreamliners were caused by overcharging, aviation safety and battery experts said Friday, pointing to developments in the investigation of the Boeing incidents as well as a battery fire in a business jet more than a year ago.


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