F.A.A. Orders Airlines to Ground Some Boeing 737 Max 9 Jets After Midair Emergency An Alaska Airlines Boeing 737 Max 9 jet lost a chunk of its fuselage after takeoff, prompting the F.A.A. to order inspections and grounding of affected planes. Alaska and United Airlines have canceled flights to conduct inspections, following a terrifying midair incident. The N.T.S.B. is investigating the cause, while the airline and Boeing are cooperating to ensure safety. The Max planes have a history of issues, including previous grounding after fatal crashes. Inspections are ongoing, affecting a significant portion of planned flights using Max planes.