As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DCA - FLT 1727 - FLIGHT CREW REPORTED THAT THE EMERGENCY LIGHTS IN THE CABIN ILLUMINATED DURING FLIGHT. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHT SWITCH, SEVERAL BATTERY PACKS AND CLEANED THE EMERGENCY EXIT SWITCHES. SYSTEMS OPS CHECK GOOD. (M)