Nov. 6, 2018 10:45 p.m. ET Responding to the Lion Air jetliner crash that killed 189 people in Indonesia last week, manufacturer
Boeing Co.
BA 1.24% and U.S. aviation regulators intend to issue twin safety warnings about potentially suspect flight-control software that can confuse pilots and lead to a steep descent of the affected aircraft model, according to people familiar with the matter.The moves are the first public indication that investigators suspect a possible software glitch or misinterpretation by pilots—related to an essential system that measures how high or low a plane’s nose is pointed—may have played an important part in the sequence of events that caused the Boeing 737 Max 8 to plunge into the Java Sea.