As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL FLT 894 EN-ROUTE PIT TO PHL. DURING THE FLIGHT, THE CAPTAIN'S FIXED WINDOW BECAME CRACKED WITH EVIDENCE OF ELECTRICAL ARCING. THE FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 1 WINDSHIELD HEAT COMPUTER DUE TO A FAULT. ALSO, REPLACED THE CAPTAIN'S FIXED WINDOW DUE TO DAMAGE. OPERATIONALLY CHECKS OK.