As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: MAIN CABIN FLOORBOARD PANEL NUMBER 868Z5310-7 AT STA 875 LEFT AISLE DELAMINATED AT SIDE OF THE INSERTS. REMOVED AND REPLACED MAIN CABIN FLOORBOARD PANEL NUMBER 868Z5310-7 AT STA 875 LEFT AISLE PER 787 AMM CH DMC-B787-A-53-01-01-02A-520A-A.