As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - DURING CRUISE THE RIGHT ENGINE COWL ANTI ICE CIRCUIT BREAKER POPPED. FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT ENGINE COWL ANTI-ICE VALVE AND L-30 BREAKER. SYSTEM GROUND CHECKED NORMAL OPERATION.