As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AIRCRAFT WAS OUT OF SERVICE FOR EXTERIOR PAINT, (MAJOR) MAINTENANCE FOUND RT HORIZONTAL STABILIZER UNDER SIDE HAS IMPACT DAMAGE BETWEEN RIBS 03-04 AND STR 01R-02R. MAINTENANCE REPAIRED DAMAGE IAW ETD2017-170-106881. AIRCRAFT REMAINS OUT OF SERVICE FOR EXTERIOR PAINT COMPLETION.