As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS INFLIGHT T1586/17NOV LAX TO YYZ - CAPTAINS LEFT NUMBER TWO WINDOW CRACKED AT FLIGHT LEVEL 350. WINDOW HEAT WAS TURNED OFF AND CAPTAIN DECLARED AN EMERGENCY. LANDED LAS WITHOUT INCIDENT. REPLACED CAPTAINS LEFT NUMBER TWO SLIDING WINDOW. SYSTEM GROUND CHECKED NORMAL OPERATION.