As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HAND WING: DURING #8 SLAT SKIN REPAIR, #8 SLAT INNER RIB FOUND CRACKED AT STATION XOS 1124.439 (REFER TO SPECIAL/NONROUTINE MAINTENANCE FORM: N00579). LEFT HAND WING #8 SLAT CRACKED INNER RIB AT STATION XOS 1124.439 REPAIRED AS PER EA# 1- 5730-T0381884 P1 TITLE: WINGS - FLIGHT SURFACES - SLAT INNER SKIN SPLICE REPAIR ON LH #8 SLAT ASSY - RSC TRACKING. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.