As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT MLG DOOR IB AFT SUPPORT REMOVED FOR OTHER MAINTENANCE AND SEVERE INTERGRANULAR CORRODION DISCOVERED FROM LAVATORY LEAKAGE AS INDICATED BY STAINING ON PART LOCATION WHERE BONDING STRAP ATTACHES. CORROSION SEVERE AND IS ENOUGH TO CAUSE PART TO FAIL. (K)