As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MEM TO LAS NR 2 MANIFOLD FAIL AT FL 380 ACCOMPANIED BY BURNING ODOR. EMERGENCY DIVERT TO KDFW AS PER QRH. PERFORMED DECAY CK NR 2 SYS; CK PASSED, NOTICED NR 2 PACK BURNED SMELL. REMOVED AND REPLACED THE NR 2 PACK COALESCER SOCK; NO FURTHER BURNED SMELL NOTICED. ACN RELEASED FOR SERVICE PER MEL 36-23-01-02. FOUND D1-29 LOOP BAD REMOVED AND REPLACED LOOP. OPS CHECK GOOD. RETURNED TO SERVICE.