As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION FOUND CRACK RIB ON INTERNAL STRUCTURE STAB STATION 92.70 AT LT HORIZONTAL STABILIZER. CRACK RIB ON INTERNAL STRUCTURE WAS REPAIRED ON STAB STA 92.70 AT LT HORIZONTAL STABILIZER, PER B737-800 SRM 55-10-09 FIG 202 REPAIR 4.