As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH HORIZONTAL STAB LOWER SKIN HAS CRACK AT STAB STA 138.70, 18.50" FROM T/E AND 2.00" INBOARD OF DRAIN HOLE. CRACK LENGTH 0.187". REF. EA 5510-01843 REV H. REF. AAR N/R: 9635461 CAT B REPAIR REQUIRES INSPECTIONS AT 9000 FLIGHT CYCLES PER TABLE 204.DETAILED VISUAL AT 9000 CYCLES.EXTERNAL LOW FREQ EDDY CURRENT INSPECTION AT 9000 FLIGHT CYCLES