The National Transportation Safety Board said Boeing had improperly released information about the blowout of a panel on an Alaska Airlines flight. Boeing Company, Boeing 737 Max Groundings and Safety Concerns (2019), Airlines and Airplanes, Aviation Accidents, Safety and Disasters, Factories and Manufacturing, Federal Aviation Administration, National Transportation Safety Board, Spirit AeroSystems Inc, Regulation and Deregulation of Industry The National Transportation Safety Board said Boeing had improperly released information about the blowout of a panel on an Alaska Airlines flight. NYT > Business