As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE BASE VISIT FOUND THE RIGHT DIVISION WINDOW FRAME LOWER BEAM HAS CORRODED WINDSHIELD SCREW HOLES. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED SERVICEABLE RIGHT DIVISION WINDOW LOWER BEAM IAW ETA-EM-53MR-157. THE AIRCRAFT WAS RETURNED TO SERVICE.