erroneous sensor inputs. keep in mind that these initial reports are coming from the lead agency, ethiopia s transport ministry. if there has been some friction between u.s. representatives and ethiopians investigators who have expressed some dislike in e investigative agency. it jon: there are reports of a federal probe in this country and its development. there is grid the wall street journal is reporting this morning that a grand jury in washington on march 11th issued a subpoena to release one person involved in the development. it seeks correspondence, emails, and other communications related to the certification of the plane. it is unclear whether the general report is a report that focuses on the safety system that s been connected to these two crashes. jon: doug mckelway in washington, thank you. i have the most progressive record of anybody running who
similarities between the crash of the if you been airlines and the lionair crash months purposely. they show that the intestinal system, which is designed to live in the plane s nose to compensate for the max 8 tendency to pitch up under full power was indeed activated as it was in the lionair crash. recall that in the lionair crash, the angle of an attack vein which is not unlike a wind vane was not functioning. feeding erroneous data to the mcas. we don t know if that was the case of the few bit airlines. in the statement yesterday, boeing s ceo said, and i quote, boeing is finalizing the announcement of a previously announced software update and revision of pilot training that will address the behavior in response to erroneous sensor inputs. many experts are also suggesting that pilot training may also have contributed to the crash, noting that the first officer in the ethiopia trash had only 200
delve into regulatory approval of a commercial airliner. separately, the black boxes are revealing some initial filings point to similarities between the ethiopian crash and lion air crash the day before. the mcas system lower the pitch in the stall. turned on. force the nose down just in the lion air crash. but in the lion air crash, we also know that the mas was acting on bad data from a malfunctions sensor indicates the plane s pitch and angle of attack. boeing s ceo says boeing is finalizing development of update in response to erroneous sensor inputs. pilot training may also prove to be a contributory cause. the mcs system is easily turned off with two switches on the center son sole by the pilot s thigh. turning it off would have set the flaps and trim tabs to a normal position. the first officer on the
for boeing airlines. that airport, the bole international airport is extremely busy for passengers all over the world transiting through addis ababa in the mountainous region of the city. at this stage, those are the details we have and rescuers will be already on the scene, natalie. very interesting information you just brought up, that this was a new aircraft like the one that crashed, that lion aircraft, and that they were both in the air such a short amount of time. i m trying to remember, david, didn t the crew in the lion crash, didn t they signal some duress from the cockpit? reporter: well, there was the issue of the sensors and that the crew had difficulty controlling the plane because of the sensor inputs. that was the initial assessment of that lion air crash. in this case, we don t know if there was communication at this