As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT DEPARTED, ENROUTE, ON A MX FERRY FLIGHT DUE TO A CRACKED CAPTAINS LT FIXED WINDOW. AT FL230, CREW REPORTED A LOUD BANG AND WINDSHIELD STARTED TO CRACK AND THERE WAS A DIFFERENTIAL IN THE PRESSURIZATION. CREW DETERMINED TO RETURN TO FIELD. A NORMAL LANDING WAS MADE AND ACFT WAS NOT OVERWEIGHT. MX R & R CAPTAIN'S AFT FIXED WINDOW IAW AMM 56-11-12-400-002-A.