What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
An amateur built experimental aircraft on a 14 CFR part 91 flight performed an off-airport landing on a roadway in unincorporated Palm Beach county, FL after experiencing a severe engine vibration in flight. Pilot shut down engine prior to landing. A post flight inspection revealed the spinner and one propeller blade had separated in flight. One pilot on board, no injuries sustained. Minor damage to engine mounts.
As the FAA filed it
AN AMATEUR BUILT EXPERIMENTAL AIRCRAFT ON A 14 CFR PART 91 FLIGHT PERFORMED AN OFF-AIRPORT LANDING ON A ROADWAY IN UNINCORPORATED PALM BEACH COUNTY, FL AFTER EXPERIENCING A SEVERE ENGINE VIBRATION IN FLIGHT. PILOT SHUT DOWN ENGINE PRIOR TO LANDING. A POST FLIGHT INSPECTION REVEALED THE SPINNER AND ONE PROPELLER BLADE HAD SEPARATED IN FLIGHT. ONE PILOT ON BOARD, NO INJURIES SUSTAINED. MINOR DAMAGE TO ENGINE MOUNTS.