As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY STR 21R CORRODED BETWEEN FS280.00 AND FS295.00 (C-CHECK RO 7/28/2021) REPLACED STRINGER 21R, FS280.00-FS333.00 PER SRM 51-42-06-001-001-A01, SRM 51-42-21-001-001-A01 & DRAWING SH670-31630 REV K. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD.