An initial probe into the crash of the Ethiopian Airlines Boeing 737 MAX 8 found that the pilots followed emergency procedures. Investigators went on to recommend that the MAX fleet stay grounded until authorities validate changes that Boeing has made to the aircraft. WSJ’s Robert Wall explains. Photos: Getty ImagesAmerican Airlines Group Inc., after saying for months that its pilots didn’t need additional ground-simulator experience on Boeing Co. 737 MAX jets, is moving to add such instruction to existing training sessions, according to industry officials. The decision, these officials said, means that as soon as the end of the summer new and existing American 737 MAX pilots will encounter some simulator scenarios specifically focused on problems with an automated flight-control system, called MCAS, implicated in two fatal nose-dives...

Source: Wall Street Journal April 15, 2019 14:53 UTC