As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR TURNBACK, EMERGENCY DECLARED ENGINE COWL. NR 1 ENGINE OUTBOARD FAN COWL DEPARTED AIRCRAFT. EVALUATION AND WORK IN PROGRESS SUPPLEMENTAL DATA FORTH COMING. RECOMENDATION: IMPLEMENT ONE OF THE LISTED FAN COWL DOOR LATCHING SYSTEM IMPROVEMENTS PER AIRBUS OPERATOR INFORMATION TELEX (REF # SE-E/999.0025/00/SB 4 FEB 2000).