As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK INDICATION FOUND AT MAIN CABIN STA 663 LBL31 OF HORIZONTAL PRESSURE DECK WEB.APPROX LENGTH OF CRACK:1'. / INSTALLED REPAIR AT MAIN CABIN STA 663 HORIZONTAL PRESSURE DECK WEB BETWEEN STA 663.75AND STA 675 LBL 30 AND LBL 60 IRW B737-700 SRM 53-40-51-2R-2 REPAIR 2 FIG 203.