As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CENTER WING TANK SPAR UPPER STIFFENERS LBL 6.0 AND 15.04 AND RBL 6.01 AND 15.4 APPEAR TO BE CRACKED REF AAR N/R 9597690 REMOVED AND INSSTALLED NEW STIFFENERS AT CENTER WING TANK SPAR UPPER RBL 6.0 RBL 15.4 LBL 6.0 AND LBL 15.4 P/N 111A2401U2, 111A2401V1 REF B737 SRM 51-40-02 AND DWG 111A2000 ADD EMP:V899763