As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE AT FL350 NOTICED WINDSHIELD SPARKING. TURNED OFF WINDSHIELD HEAT, A COUPLE OF SECONDS LATER OUTER PLY OF WINDSHIELD SHATTERED. RAN QRH AND LANDED NORMALLY AT CVG. (FLT 4520) REMOVED AND REPLACED LT WINDSHIELD IAW AMM 56-11-01. S/N OFF: 01051H1362.