As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IND TO CVG - DURING CLIMB-OUT OF IND IN ICING CONDITIONS THE CREW RECEIVED A BLEED 1 LEAK EICAS MESSAGE WITH LEAK ILLUMINATED ON THE ENGINE BLEED VALVE SELECTOR SWITCH. THE AIRCRAFT RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED ENGINE RUNS AND COULD NOT DUPLICATE THE BLEED LEAK. ALL THE BLEED DUCTS WERE CHECKED FOR LEAKS AND NONE WERE FOUND AND THE AIRCRAFT WAS RETURNED TO SERVICE.