Police say man behind ballot box arsons has metalworking experience and may be planning more attacks The Associated PressPolice say they think man suspected of setting fires at ballot boxes in the Portland, Oregon, area intends to strike again CNNClark County Auditor identifies 488 damaged ballots from burned ballot box KOIN.comPolice release more details on suspect in Portland, Vancouver ballot box arsons KATUNearly 500 damaged ballots retrieved from burned box in Washington state The Hill