Boeing 787 Fire Investigation Update

New details are coming to light as the investigation into the fire aboard a Japan Airlines Boeing 787 at Boston's Logan International airport continues. The National Transportation Safety Board (NTSB) issued an update that describes a small area of the incident aircraft damaged by the event but a fire that seems to have taken a long time to extinguish.

No passengers or crew were aboard the 787 at the time but a firefighter received minor injuries combating the blaze says the safety agency.

Despite a small area of the aircraft involved, limited to within 20 inches of the auxiliary power unit (APU) battery rack says the NTSB, it took emergency crews approximately 40 minutes to completely extinguish the fire.

The APU battery is described as having severe fire damage. Initial indications are the APU was running while cleaning and maintenance crews were servicing the airplane. The APU battery pack is located in the aft electronics bay.

According to the update issued by the NTSB, initial investigative findings include:

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