As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 WINDSHIELD CRACKED AT DESCENT FROM CRUISE, CREW DEPRESSURIZED AIRCRAFT, DESCENDED TO PROPER ALTITUDE, AND DIVERTED TO LAND WITHOUT INCIDENT. OAT WAS -40C, WINDSHIELD HEAT WAS ON "LOW". MAINTENANCE FOUND INNER PANE EXTENSIVELY CRACKED.