As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
: STA 1307 - STA 1373, STR-22L - STR-26L: DURING TRIMMING OF STRINGER 25L FOR PRESSURE RELIEF VALVE INSTALLATION IN DATUM AREA AS PER DWG 371-21-30-C1104 REQUIREMENTS, EXTERNAL FUSELAGE SKIN WAS DAMAGED IN TWO LOCATIONS AS SHOWN IN RFTA 02780-0015.