As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT HORIZONTAL STAB LOWER INSPAR SKIN HAS A .500 CRACK INDICATION LOCATED AT STAB STATION 138.70, 10 INCHES FWD OF REAR SPAR. REPAIRED IAW SRM 55-10-01 REP 11 REF NR 9723258.L BOTH LOCATIONS SUPPORTED BY ONE COMMON DOUBLER. INSP THRESHOLD AT 56000 FLIGHT CYCLES AFTER INSTALLATION. FOLLOWED BY REPEAT INSP`S EVERY 9000 FLIGHT CYCLES BY DVI & LFEC.