As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - CREW REPORTED LIGHTNING STRIKE ON THE FIRST OFFICERS SIDE OF THE FUSELAGE. EMERGENCY DECLARED FLIGHT RETURNED ORD LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED THE RADOME AND FIVE PASSENGERS WINDOWS. SYSTEM GROUND CHECK NORMAL OPERATION.