What was found
FLT#1146, FLL-RIC. 'ON DESCENT OPOWER IDLE WE NOTICED A DRAFT MUSTY DIRTY SOCK SMELL ODOR. ODOR WAS ONLY NOTED IN THE FLIGHT DECK. (PACKS); PERFORMED TASK 21-00-00-615-804-A LEVEL C DECONTAMINATION OF ECS NO ORDER IN THE FLIGHT DECK OR IN THE CABIN. A/C OK FOR SERVICE. THIS CLEARS MDDR. MX-4 UPDATED, PLACARD REMOVED MCC NOTIFIED.'