As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HORIZONTAL STAB LOWER SKIN IS CRACKED AT STA 138-7 (MARKED). GROUNDED - YES. REMOVED DAMAGE AND INSTALLED REPAIR PARTS ON R/H HORIZ STAB LOWER SKIN AT STA 138.70 IAW B737-900 SRM 55-10-01-2R-11THIS IS A CAT C REPAIR WITH REPEAT INSPECTIONS AT 9000 FLIGHT CYCLES AND A THRESHOLD OF 56000 FLIGHT CYCLES.