As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTERNAL KEEL BEAM LOWER SKIN PANEL BETWEEN MLG WHEEL WELLS IS CRACKED AT BS 683 APPROX AT LBL 4. MAJOR REPAIR ACCOMPLISHED: STOP DRILLED ENDS OF CRACK. FABRICATED & INSTALLED EXTERNAL DOUBLER REPAIR. REMOVED CRACKED KEELBEAM LOWER PANEL & REPLACED IT WITH NEW PANEL P-N 65-45866U205.