Sen. Bernie Sanders described it as 'imperative' that Americans 'come together to confront the grave threat of authoritarianism' NEWYou can now listen to Fox News articles.

It was not even a year ago when California Gov. Gavin Newsom and President Donald Trump -- political foes who don't shy from disparaging one another -- cast aside their usual insults and, in a rare moment of unity, came together to confront the aftermath of the Southern California wildfires.