As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HORIZONTAL STABILIZER LOWER SKIN CRACKED 20 INCHES FROM AFT SPAR AT STAB STA 101.90 APPROX 1 INCH LONG. AREA MARKED. GROUNDED - YES. REPAIRED THE LEFT HORIZ STAB LOWER SKIN AT STAB STA 101.50 PER B737-800 SRM 55-10-01-2R-11.REPAIR IS A CAT "B" AND HAS AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND AN INTERVAL OF 9,000 FLIGHT CYCLES PER B737-800 SRM 55-10-01-2R-11.5.