What was found
MASTER WARNING FUSELAGE DOOR CLIMBING OUT OF BOI. AFT PASSENGER DOOR . FA SAID IT DIDN’T LOOK COMPLETELY CLOSED . AT FL 210. PRESSURIZATION NORMAL. DIVERTED TO ALW. FLIGHT LANDED SAFELY. REMOVED FROM SERVICE. UPON ARRIVAL TO AIRCRAFT FOUND L2 DOOR HANDLE NOT SEATED. COMPLIED WITH AMM TASK 52-12-00-8-710-802 FOR OPERATIONAL TEST OF THE AFT PASSENGER DOOR . ALL INDICATIONS NORMAL. PERFORMED VISUAL INSPECTION OF THE DOOR AND SURROUNDING STRUCTURE WITH NO DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.