As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. DURING CLIMB OUT OF DFW, CAPTAIN'S SIDE WINDOW CRACKED AT 12,000 FEET. DECLARED AN EMERGENCY AND LANDED DFW WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. MAINTENANCE REPLACED CAPTAIN'S SLIDING WINDOW PANE PER MM 56-12-11. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.