As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 4360 THE CREW REPORTED THE GEAR WOULD NOT RETRACT AFTER TAKEOFF. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LANDING GEAR SELECTOR HANDLE. OPERATIONAL CHECKS WERE GOOD. THE AIRCRAFT WAS RELEASED FOR SERVICE.