As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN - CREW REPORTED NOSE LANDING GEAR FAILED TO EXTEND. EXECUTED MISSED APPROACH AND USED ALTERNATE GEAR EXTENSION. EMERGENCY DECLARED FLIGHT LANDED DEN WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED NOSE GEAR BUNGEE CYLINDER. SYSTEM GROUND CHECK NORMAL OPERATION.