As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WEATHER RADAR SYSTEM FAILED EN ROUTE MSP-PIT. SCREEN DID NOT SHOW RETURNS AND WAS SPOKING WHEN ACTIVATED. FLIGHT DIVERTED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RADAR TRANSCEIVER. OPERATIONAL CHECK NORMAL. AIRCRAFT RETURNED TO SERVICE.