As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELP - CREW REPORTED SMOKE IN THE CABIN AND COCKPIT. EMERGENCY DECLARED FLIGHT RETURNED ELP LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT PACK FLOW CONTROL VALVE THAT WAS BROKEN. SYSTEM GROUND CHECK NORMAL OPERATION.