Portland police say ballot box arsonist has ‘wealth of experience’ with welding, metal fabrication  Oregon Public BroadcastingPolice say they think man suspected of setting fires at ballot boxes in the Portland, Oregon, area intends to strike again  CNNPolice release more details on suspect in Portland, Vancouver ballot box arsons  KATUClark County replaces 500 ballots in response to ballot box fire  OregonLiveDevices used in Portland, Vancouver ballot box fires had ‘Free Gaza’ and ‘Free Palestine’ message: report  Fox News