As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - DURING C-CHECK THE NR 1 ENGINE FWD LOWER YOKE WAS FOUND CRACKED AT THE FWD ATTACH POINT. A DYE PEN TEST WAS PERFORMED IAW EMB NDT PTO 1 AND PTO 2 AND THE CRACK WAS CONFIRMED. THE NR 1 ENG FWD LOWER YOKE INNER PIECE WAS REMOVED AND REPLACED IAW EMB 145 SRM 51-40-02 & EC 5450-01020.