What was found
(AIRCRAFT NOT GROUNDED) FA'S REPORT FOUL ODOR/DIRTY SOCK SMELL IN FWD AND AFT CABIN DURING DESCENT. / PERFORMED A32X-21-000-001 WITH APU BLEED AS SOURCE UNABLE TO DUPLICATE SMELL. TRACKING UNDER M313 # 229609, WITHIN 5 DAYS, PERFORM TASK CARD A32X-21-000-002. P"