As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT FLT 1412 EN ROUTE TPA TO PHL. IN CRUISE FLIGHT, THE FIRST OFFICER'S WINDSHIELD ARCED, THEN CRACKED. THE FLIGHT DIVERTED TO CLT AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE FIRST OFFICER'S WINDSHIELD. OPERATIONALLY CHECKS OK.