What was found
LAX INFLIGHT T31/05AUG. CREW REPORTED SMOKE FILLING CABIN. DROPPED OXYGEN MASKS. RETURNED TO LAX AND LANDED WITHOUT INCIDENT. DEPLOYED SIX SLIDES FOR EMERGENCY EVACUATION. FLIGHT ATTENDANTS REPORTED RT NR FOUR DOOR WOULD NOT COMPLETELY OPEN. FERRIED AIRCRAFT TO TUL FOR EVALUATION AND REPAIR OF RT NR FOUR DOOR. INSPECTED DOOR RIG AND POWER ASSIST SYSTEM. SYSTEM GROUND CHECKED NORMAL OPS. (CLOSED)