As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACKED HOLES 9EA WHILE COMPLETING MODIFICATION OF STRINGER L-6.5 ON THE LH WING PER AA 5724-01010 REV A SECTION 05, MAINTENANCE DETECTED CRACK INDICATIONS IN THE LOWER INSPAR SKIN AT THE INBOARD-MOST FASTENER HOLE COMMON TO THE STRINGER. INSPECTION REPORTS THE CRACK IS LOCATED IN THE SKIN ONLY, REPAIRED PER ER/A 534151-14