As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 34 - EN ROUTE TO ICT, DIVERTED INTO STL FOR MAIN CARGO SMOKE DETECTOR LIGHT ILLUMINATED. CARGO SMOKE LIGHT EXTINGUISHED ON TOUCH DOWN. PILOT DECLARED AN EMERGENCY AND LANDED STL WITHOUT FURTHER INCIDENT. PERFORMED INSPECTION OF SMOKE DETECTION SYSTEM AN FOUND NO DEFECTS. SYSTEM SELF TEST GOOD. SYSTEM OPERATES NORMAL. (M)