What was found
EN ROUTE TO ATL, LEFT ENGINE OIL PRESSURE DROPPED TO 0 PSI. CAPTAIN PERFORMED ENGINE FAILURE IN FLIGHT CHECKLIST, DECLARED AN EMERGENCY, AND PERFORMED A SAFE SINGLE ENGINE LANDING AT CSG. MCN MAINTENANCE CREW FOUND NR 3/4 BEARING OIL TUBE CRACKED. MAINTENANCE REMOVED AND REPLACED THE LEFT ENGINE ASSY AND OIL COOLER. PROPELLER ACTUATOR WAS ALSO REPLACED DUE TO METAL CONTAMINATION. (M)