As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DUR A/C P-F CONV ON EXT LWR FUSELAGE FROM BS 1099 TO BS 1541 CORROSION. REMOVED AND REPLACED FUSELAGE BELLY SKIN FROM Y=1119 TO Y-1308, BETWEEN L48L-L48R. REPAIRED THEN INSTALLED AN EXT SKIN SPLICE SIMILAR TO SRM 5320, FIG 17 AT Y-1308 TO RESTORE STRENGTH IAW FEDEX EA NR 8-5334-41825.