Boeing Co engineers working on the 737 MAX passenger plane's flight-control system omitted safeguards included in an earlier version of the system used on a military tanker jet, The Wall Street Journal reported on Sunday, citing people familiar with the matter.

Boeing omitted safeguards on 737 MAX that were used on military jet: WSJ

Boeing Co plans further changes to the software architecture of the 737 MAX flight-control system to address a flaw discovered after a test in June, two people briefed on the matter said late on Thursday.

Boeing to change 737 MAX flight-control software to address flaw: Sources

Boeing anti-stall software repeatedly forced down the nose of a doomed Ethiopian jet after pilots had turned it off, sources told Reuters, as investigators scrutinise the role played by technology and crew in the fatal March 10 crash.

Ethiopian Airlines crash: Boeing anti-stall software repeatedly forced plane's nose down, say sources 

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