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Boeing 787 battery fire probe points to one cell: NTSB official

Agence France-Presse (AFP) By
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By Agence France-Presse (AFP)
US air safety investigators have identified how a battery fire on a Boeing 787 Dreamliner occurred last month but have not discovered the cause, the head of the NTSB said Thursday.Duration: 00:54
02/07/2013