The Japanese government on Tuesday began urging travelers to keep power banks within reach on airplanes following a series of incidents of mobile batteries catching fire on flights.Airline staff at airports across the country began asking flyers for their cooperation, with staff of All Nippon Airways group at a boarding point at Tokyo's Haneda airport urging against stowing power banks in overhead compartments onboard the aircraft."For safety, we would like to ask for understanding and cooperation," one staff member said.Lithium-ion batteries, commonly used in power banks, can ignite upon p…READ FULL ARTICLE