As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER TANK UPPER SPAR CHORD CORRODED FROM OUTBOARD END APPROX LBL 28.6 STA 955. CORROSION OUT OF LIMITS. CUT AND REMOVED OUT OF LIMITS SECTION OF CHORD. REPAIRED IAW REA B657-60353-MR. REA B657-60353-MR, REA B657-60353-MR, ACFT WAS GROUNDED.