As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - DURING PREFLIGHT INSPECTION THE CREW REPORTED THE LEFT WING SKIN TO BE CRACKED AT THE SPOILER HINGE POINT. THE CRACK WAS INSPECTED AND PLACED ON DMI, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. THIS SDR FILED OPEN PENDING FINAL CORRECTIVE ACTION.