As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REACHING FL 250, CA FRONT WINDSHIELD CRACKED. RAN CRACKED WINDSHIELD CHECKLIST. ICE PROTECTION EQUIPMENT WAS ALL ON. NORMAL PRESSURIZATION READINGS. REMOVED FROM SERVICE. REPLACED LH WINDSHIELD IAW Q400 AMM 56-10-01-000/400-801. OPS CHECK GOOD. RETURNED TO SERVICE.