As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4650 DISPATCH REPORTED THE AIRCRAFT WAS RETURNING WITH A CRACKED WINDSHIELD. THE CREW DECLARED AN EMERGENCY AND RETURNED TO LGA. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED CAPTAINS WINDSHIELD IAW CRJ-700 AMM 56-11-01. LEAK CHECK REQUIRED. AN OPERATIONAL CHECK OF WINDOW TEMPERATURE CONTROLLER REQUIRED. THE AIRCRAFT WAS RETURNED TO SERVICE.