As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK ON PREVIOUS REPAIR RADIUS AT STR 21 FUSELAGE STA 950. REMOVED INTERCOSTAL AT STR 21 FUSELAGE STA 950 LT IAW SRM 51-30-2, FABRICATED NEW INTERCOSTAL USING 7075T6 .080 PO 9002012 SIZE 16 X 6 INCH IAW B727 SRM 53-10-2 AND INSTALLED INTERCOSTAL IAW B727 SRM 53-10-2 FIG 5.