As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 979 BOS-FLL, CREW REPORTED "DIRTY SOCK " SMELL STRONG IN COCKPIT DURING DESCENT. FOUND EXTERNAL OIL LEAKING FROM APU OIL COOLER INLET LINE. REMOVED AND REPLACED PACKINGS AND SECURED LINES IAW AMM 49-91-44. OPS AND LEAK CHECK OK. PERFORMED ECS DECONTAM. REF AMM 21-00-00. OPS OK. NO ABNORMAL SMELLS NOTED.