California Gov. Gavin Newsom picked at old wounds on social media and posted a doctored photo of Sean Spicer, President Trump’s first-term press secretary, and an image of sparse crowds on the National Mall for the parade.

Democrat Gavin Newsom has not been afraid to square off against the president - but this confrontational strategy is not without political risk.

Their clash over Trump’s deployment of military forces for anti-ICE protests in Los Angeles is far from the first time the two leaders have butted heads.