As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POST FLIGHT CREW REPORTED AN APPEARANCE OF LONGITUDINAL CRACK IN LEFT SLIDING WINDOW CARRIAGE. LINE MAINTENANCE REMOVED CARRIAGE AND VERIFIED FAULT IS ISOLATED TO CARRIAGE ONLY. AIRCRAFT GROUNDED FOR CORRECTIVE ACTION. LEFT CARRIAGE TRACK BRACKET REMOVED AND REPLACED. LEFT LINK ARM ADJUSTED. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.