As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AC WAS IN FOR HVY CHECK FOUND CRACK SUSPECTED ON LT HORZIONAL STAB RIB 11 BTW FRONT SPAR AND MID SPAR. MX REPLACED LT HORZIONAL STAB RIB 11 PN 170-62783-601 BTW FRONT SPAR AND MID SPAR IAW SRM 51-41-01, SRM 51-41-02. AC REMAINS IN YRQ FOR COMPLETION.