As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLEVELAND FLIGHT NUMBER 3247, ON DESCENT STRONG ELECTRICAL BURNING SMELL IN COCKPIT AND CABIN. FLIGHT ATTENDANT NOTED A SLIGHT HAZE IN CABIN. MAINTENANCE REPLACED PITOT/STATIC CURRENT SENSOR K0057 ON THE RIGHT DC POWER PANEL. ALL OPERATIONAL CHECKS WERE GOOD.