As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTED A STRONG HIGH PITCHED SOUND AROUND ROW 2. FLIGHT DIVERTED TO PHL & LANDED WITHOUT INCIDENT. FOUND A BAD DOME NUTPLATE AT FIRST OFFICER'S AOA. R & R BAD DOME NUTPLATE & ACCOMPLISHED ACFT PRESSURIZATION TEST. NO LEAKS NOTED, ACFT OK FOR SERVICE.