As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - C4 - MAJOR REPAIR - LEFT WING OUTBOARD AFT FLAP HAS A CRACK IN LOWER SKIN AT NR 1 FLAP TRACK AREA AT WBL 483.69 TO WBL 484.89. REPAIRED LEFT WING OUTBOARD AFT FLAP LOWER SKIN AT NR 1 FLAP TRACK AREA AT WBL 483.69 TO WBL 484.89 IAW B757 51-70-04 REPAIR 5.