As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1769 LGA-CLT - DIVERSION / EMERGENCY LANDING - CAPTAIN'S AFT FIXED WINDOW OUTSIDE PANE SHATTERED IN FLIGHT. CREW DECLARED AN EMERGENCY AND DIVERTED TO IAD. THE AFT FIXED WINDOW WAS REMOVED AND REPLACED IAW AIRBUS MAINTENANCE MANUAL 56-11-12.