As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE AIRCRAFT HAD SUSTAINED DAMAGE ON CENTER THE FUSELAGE I LOWER SKIN BETWEEN FRAME 21 AND FRAME 22 AT STRINGER 20 LEFT. THE AIRCRAFT WAS REMOVED FROM SERVICE. COMPLETED REPAIR OF DAMAGE IAW EO EM-53MR-1513. THE AIRCRAFT WAS RETURNED TO SERVICE.