As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HORIZONTAL STABILIZER L/E RIB #9 FROM I/B SIDE HAS CRACK.<[01] SUMMARY: REMOVED RIB #9 AT LEFT HORIZONTAL STAB L/E AS PER REF B/737 SRM 51-40-02-0G-0.LOCATED AND DRILLED NEW RIB AT LEFT HORIZONTAL STAB L/E RIB # 9 AS PER REF B/737 SRM 51-40-05-0G-0.INSTALLED #9 RIB AT LEFT HORIZONTAL STAB AS PER REF B/737 SRM 51-40-02-0G-0 AND DW186A1001.;[02] VERIFIED STEP 1.