As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BNA - FLT 1524 - ON CLIMB-OUT FROM BNA, CAPTAIN NOTICED AN AIR LEAK ON THE LEFT SIDE OF THE COCKPIT SLIDING WINDOW. AIRCRAFT HAD TROUBLE PRESSURIZING ALSO. FLIGHT RETURNED TO FIELD AT BNA AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED DEBRIS FROM THE SLIDING WINDOW TRACK. LEAK CHECK GOOD. (M)