As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED LEFT ENGINE OIL PRESSURE LOSS DURING CLIMBOUT. SHUTDOWN LEFT ENGINE (SINGLE ENGINE TIME 22 MINUTES). EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED LEFT ENGINE AT DFW ON 04/03/2013. SYSTEM GROUND CHECK NORMAL OPERATION.