What was found
SHORTLY AFTER TAKEOFF, FLIGHT CREW NOTICED A BURNING SMELL AND LIGHT SMOKE HAZE THROUGHOUT THE AIRCRAFT. AIRCRAFT RETURNED TO DEPARTURE AIRPORT. MAINTENANCE FOUND INTERNAL OIL LEAK IN NR 1 ENGINE. REPLACED THE NR 1 ENGINE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SHORTLY AFTER TAKEOFF, FLIGHT CREW NOTICED A BURNING SMELL AND LIGHT SMOKE HAZE THROUGHOUT THE AIRCRAFT. AIRCRAFT RETURNED TO DEPARTURE AIRPORT. MAINTENANCE FOUND INTERNAL OIL LEAK IN NR 1 ENGINE. REPLACED THE NR 1 ENGINE.