As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GSO - INSPECTION FOUND CRACKS IN FRAME AT BS 500B BETWEEN STR 19L AND STR 20L, AND BETWEEN STR 25L AND STR 27L. THE CRACK AT EACH LOCATION WAS APPROXIMATELY .33 INCH LONG. THE CRACKED SEGMENT OF FRAME WAS REMOVED AND REPLACED IAW BOEING DRAWING 65C25113. (X)