As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AUS - CREW REPORTED HORIZONTAL STABILIZER WAS JAMMED AND NOT RESPONDING TO ANY INPUT FROM THE FLIGHT CREW. EMERGENCY DECLARED FLIGHT LANDED AUS LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED HORIZONTAL STABILIZER PRIMARY ACTUATOR. SYSTEM GROUND CHECK NORMAL OPERATION.