As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 153 - EN ROUTE ORD-NRT, POWER CORD PLUGGED INTO POWER PORT AT SEAT 3H BEGAN SMOKING. CORD UNPLUGGED AND STOPPED SMOKING. POWER PORT POWER WAS SHUTOFF. LANDED NRT WITHOUT INCIDENT. POWER PORT AT 3H FOUND TO BE WET, DRIED BY CLOTH. RE-ESTABLISHED POWER OT PORTS. SYSTEM GROND CHECKED NORMAL OPERATION. (M)