As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT 3951 FROM MLU TO IAH THE CREW NOTED THAT THE RIGHT MAIN LANDING GEAR SYSTEM B-RED LIGHT ILLUMINATES IN FLIGHT. MAINTENANCE PERFORMED A OPERATIONAL CHECK OF THE LANDING GEAR SYSTEM, NO DEFECTS NOTED AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.