As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HORIZONTAL STABILIZER LOWER SKIN IS CRACKED AT IB SIDE OF RIB 6 STA 129.50 8 IN FROM LE. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-11 REP 11 THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES.