As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#379, DCA-FLL. 'AFT FA REPORTED DIRTY SOCK SMEL DURING FINAL DESCENT. LEFT AND RIGHT FAN COWLS OPENED FOR MAINTENANCE; AIRCRAFT IS OK FOR SERVICE. ECS DECONTAMINATION LEVEL A (1) ACCOMPLISHED MITH ENGINES. NO ODOR IS PRESENT. COMPLIED WITH INFORMATION NOTICE 2017-T015 SECTION B2. DECONTAMINATION LEVEL A ACCOMPLISHED PER TSM 05-50-00-810-85D.'