What was found
NR 2 BLEED LEAK, IN FLIGHT, MESSAGE STAYED PRESENT FOR AT LEAST 5 - 6 MINUTES BEFORE GOING AWAY. DIVERTED BACK TO DEPARTURE. FOUND THE DUCT IN THE NR 2 PYLON LEAKING, REMOVED AND REPLACED THE DUCT IAW AMM 36-11-09, OPS AND LEAK CHECKED GOOD.