As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCI FLIGHT NR 2484, THE CREW REPORTED THE PSU READING LIGHT AT SEAT 19B GOT VERY HOT AND OMITTED A HAZE. THE AIRCRAFT WAS RELEASED IAW MEL 25-60-02/4. MAINTENANCE INSPECTED AND REPLACED THE PSU READING LIGHT AT SEAT 19B. OPERATIONAL CHECKS WERE GOOD.