As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT HORIZONTAL STAB INSPAR RIB AT STAB STA 129.50 IS CRACKED AT 3RD VERTICAL STIFFENER FROM FWD END. REMOVED THE DAMAGED PART AND INSTALLED REPAIR PARTS AT LT HORIZ STAB INSPAR RIB AT STAB STA 129.50 AT 3RD VERTICAL STIFFENER, IAW SRM 55-10-09-2R-4 88920U 05DEC20.