What was found
CREW REPORTED A BURNING ODOR AND F/A ADVISED HAZE WAS IN THE CABIN. CREW DONNED OXYGEN MASKS, RAN QRH AND DECLARED AN EMERGENCY. CREW DIVERTED, LANDED AND TAXIED TO GATE WITHOUT INCIDENT. MAINTENANCE INSPECTED, RAN ENGINES FOR 20 MINUTES AND COMPLIED WITH FIM IAW AMM WITH NO DEFECTS NOTED. ACFT IS GOOD FOR SERVICE.