As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK FOUND AT BS 787, STRINGER 13L, LOWER FORWARD WINDOW CORNER. HFEC INSPECTION REVEALED A CRACK IN THE FUSELAGE SKIN AND THE WINDOW FRAME. CRACKED SKIN REPAIRED IAW SRM 53-00-01 REV. 111, REPAIR 34. THE WINDOW FRAME REPLACED IAW SERVICE BULLETIN 737-53A1177, REV. 7.