US safety board to scrutinize Boeing role in 737 MAX 9 mid-air emergency

  The U.S. National Transportation Safety Board will hold a hearing on Tuesday to determine the probable cause of a mid-air cabin panel blowout of a new Boeing 737 MAX 9 flight in January 2024 that spun the planemaker into a major crisis. The U.S. National Transportation Safety Board will hold a hearing on Tuesday to determine the probable cause of a mid-air cabin panel blowout of a new Boeing 737 MAX 9 flight in January 2024 that spun the planemaker into a major crisis.