As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS A/C IS IN C-CHECK WHEN INSPECTION FOUND CHAFFING FROM A SCREW AT FRAME 70 BETWEEN STRINGER 12R AND 13R. MAINTENANCE REPAIRED THE CHAFE AREA FROM STR.12R TO 13R IAW ETD 2019-145-066859. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.