As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A/C LOADING FOUND DAMAGE TO A/C AT STA 811 AND AT STRINGER S26R & S27R, JUST BELOW AFT CARGO DOOR THRESHOLD. GROUNDED-YES. REPAIRED DAMAGE AT STA 811 BETWEEN STR 26R AND 27R BELOW AFT CARGO DOOR, IAW ALASKA AIRLINES EA 700-53EA-23054.