As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 2393 - EN ROUTE MDW-DFW - CREW REPORTS FUMES AND SMOKE IN CABIN. ACCOMPLISHED SMOKE/FIRE CHECKLISTS. DECLARED EMERGENCY PROCEEDED TO DFW AND LANDED WITHOUT FURTHER INCIDENT. REPLACED RIGHT SIDE RECIRCULATION FAN. PERFORMED PACK BURNOUT PER THE MM. NO SMOKE OR ODOR NOTED. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)