As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - DURING A CURRENT C-CHECK INSPECTION, THE VERTICAL STAB ATTACH FITTING AT FRAME 75 WAS FOUND FRETTING. MAINTENANCE REMOVED AND REPLACED THE VERTICAL STAB FITTING AT FRAME 75 IAW EC5310-01317. ALL WORK WAS ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.