As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN CRUISE AIRCRAFT EXPERIENCED A LOSS OF NR 2 ENGINE OIL QTY DOWN TO TWO GALLONS. ENGINE WAS SHUTDOWN AS A PRECAUTIONARY. EMERGENCY WAS DECLARED, AIRCRAFT WAS DIVERTED AND LANDED WITHOUT INCIDENT. FOUND LOOSE OIL LINE ON NR 2 ENGINE GEARBOX, SECURED LINE AND PERFORMED LEAK CHECK, NO LEAKS NOTED. AIRCRAFT RETURNED TO SERVICE.