As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - EMERGENCY LANDING - FLT 0644 - ON DESCENT INTO PHX EN ROUTE FROM ELP LOST A-HYDRAULIC SYSTEM PRESSURE. MAINTENANCE FOUND THE NR 6 FLIGHT SPOILER ACTUATOR LEAKING. REMOVED AND REPLACED NR 6 FLIGHT SPOILER ACTUATOR IAW T/C R3M27021, LEAK AND OPERATIONAL CHECK WERE GOOD.