As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLIGHT 2995, THE CREW REPORTED A BATTERY ONE OVERTEMP IN CRUISE. THE AIRCRAFT DIVERTED TO CLE WHERE IT LANDED WITHOUT INCIDENT, AND MAINTENANCE REMOVED AND REPLACED THE NUMBER ONE MAIN BATTERY. OPERATIONAL CHECKS WERE GOOD, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.