As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - INFLIGHT RNO-DFW. CREW REPORTED LEFT AND RIGHT PACKS FAILED INFLIGHT. AT APPROXIMATELY 15000 FEET ALTITUDE, RIGHT PACK RESTORED NORMAL PRESSURIZATION TO LANDING. EMERGENCY DECLARED FLIGHT DIVERTED LAS LANDED WITHOUT INCIDENT. REPLACED LEFT AND RIGHT PRESSURE REGULATING VALVES AND FLOW CONTROL VALVES. SYSTEM GROUND CHECK NORMAL OPERATION.