With election day now looming large, business owners in major cities including New York, Washington, DC, Los Angeles and Denver have boarded up their stores in the hope of avoiding being targeted by looters and rioters.
Washington, DC is forecast to be the epicenter of the unrest as polling in the highly contentious contest between incumbent President Donald Trump and Democrat nominee Joe Biden draws to a close on Tuesday.
Left-wing activists are descending on the US capital for a mass demonstration on polling day and security experts have predicted that violence could erupt no matter what the result of the vote shows.