BusinessMissing Bolts Trigger Boeing 737 Max 9 Door Failure, Prompting Grounding My NewsFebruary 7, 202403 minsA Boeing 737 Max 9 door failure caused by four missing bolts has led to a 19-day grounding, as revealed by the NTSB’s preliminary report.Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Read More