Overcharging batteries eyed in Boeing 787 mishaps

The Associated PressLITHIUM-ION BATTERY: This photo shows the distorted main lithium-ion battery of the All Nippon Airways’ Boeing 787 which made an emergency landing on Wednesday.

The Associated PressEMERGENCY LANDING: Passengers leave an All Nippon Airways Boeing 787 after it made an emergency landing Wednesday at Takamatsu airport in Takamatsu, Kagawa Prefecture, western Japan. ANA said a cockpit message showed battery problems and a burning smell was detected in the cockpi...