As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE-OFF FROM DRT AND AT CRUISE ALTITUDE EN ROUTE TO SAT, #1 ENGINE EGT WENT TO MAX TEMPERATURE. TORQUE INDICATOR WENT DOWN TO 20% AND THEN TO 10% TORQUE. FUEL FLOW WENT BELOW 250 LBS. AND PLANE BEGAN TO YAW. THE CREW SHUT-DOWN THE #1 ENGINE AND FEATHER PROPELLER. THE CREW DECLARED AN EMERGENCY AND SAFELY LANDED AT SAT. MAINTENANCE IS TROUBLESHOOTING THE PROBLEM TO DETERMINE THE CAUSE.