As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - FLT 501 - UPON DESCENT INTO MIAMI, NOXIOUS ODORS ENTERED COCKPIT. CREW ON OXYGEN AND RAN CHECKLIST. UNABLE TO PINPOINT SOURCE OF ODOR. MAINTENANCE REMOVED AND REPLACED GLARESHIELD FLOURSCENT LIGHTING BALLAST. OPS CHECKED IAW MM 33-13-00. (M)