As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IN THE CLIMB, AFTER DEPARTURE, THE F/O SIDE WINDOW CRACKED. THE CREW ELECTED TO RETURN TO THE DEPARTURE AIRPORT. CONTRACTED MAINTENANCE, DETERMINED THAT THE CENTER PLY WAS CRACKED. THE ACFT WAS FERRIED TO A MAINTENANCE BASE IAW SL 56-002. THE F/O SIDE WINDOW WAS REPLACED. F/O SIDE WINDOW.