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The Boston Globe

Business

Boeing completes 2d test flight of 787

Firm seeks clues to cause of recent battery problems

Boeing conducted a second test flight of its 787 on Monday, as it looks for the cause of battery problems that have grounded the planes. It said no more tests are planned.

Boeing said Monday’s flight lasted one hour and 29 minutes and was uneventful. Flight-tracking service FlightAware showed that the plane flew from Boeing Field in Seattle, east over Washington state, and back.

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