It was earlier this year that California Gov. Gavin Newsom was making nice with President Donald Trump as he sought help for his wildfire-battered state and moderating his approach ahead of a potential bid for the White House.

The California Governor has sued the U.S. President over the mobilization of the National Guard, calling it “an unmistakable step toward authoritarianism.”

Stephen Breyer's brother Charles Breyer will preside over the lawsuit Newsom brought against the Trump administration in California.

"This brazen abuse of power by a sitting president inflamed a combustible situation, putting our people, our officers and even our National Guard at risk. That's when the downward spiral began." Start the day smarter.