What caused Ethiopia crash? ‘Black boxes’ may hold key

Days after the deadly crash of an Ethiopian Airlines plane near the country's capital Addis Ababa, the aircraft's 'black boxes' have been recovered from the crash site. The black boxes, which record flight information, are expected to help ascertain the cause of the crash. Aviation experts believe multiple factors may have contributed to the deadly crash which killed all 157 on-board, including 4 Indians. This is the second such crash in less than six months which involves a Boeing 737 Max aircraft, raising safety concerns in many parts of the world.