As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, NR 2 ENGINE FLAMED OUT. CREW PERFORMED INFLIGHT SHUTDOWN CHECKLIST. RETURNED TO MDW AND LANDED WITHOUT INCIDENT. FOUND P AND D VALVE MANIFOLD FUEL LINE BLOWN OUT OF B-NUT TO ATOMIZERS. REPLACED P AND D VALVE LINE PER BOEING M/M.