As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R/H HORIZONTAL LOWER SKIN IS CRACKED AT STA 138 26 INCHES FROM REAR SPAR A-154-032. GROUNDED - YES. CUT OUT DAMAGE AND REPAIRED LOWER SKIN IAW B737-800 SRM 55-10-01-2R-1. THIS IS A CATEGORY B REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 TOTAL FLIGHT CYCLES AND 9,000 FLIGHT CYCLE INTERVAL.