NTSB: JAL battery did not overcharge; ANA, JAL cancel 787 flights to Jan. 28

NTSB: JAL battery did not overcharge; ANA, JAL cancel 787 flights to Jan. 28:
The battery used to start the auxiliary power unit (APU) on the Japan Airlines (JAL) Boeing 787 that caught fire did not overcharge, according to an investigation update released by the US National Transportation Safety Board.