As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE ACCOMPLISHMENT OF ADSI IB744550007: HFEC - HORIZONTAL STABILIZER UPPER SKIN & UPPER REAR SPAR CHORD INSPN-ZONE B (GRP 6), A CRACK WAS FOUND AT THE HORIZONTAL STABILIZER CENTER SECTION UPPER SURFACE LBL 43.5 SPLICE PLATE FASTENER HOLE NO. 7.