Newsom has been drawing attention to and challenging Trump's initiatives with social media posts that directly mock his style

California Governor Gavin Newsom is punching back at President Donald Trump — in memes and capital letters. Over the past few weeks, Newsom's official press office has turned its social media feed into a stream of all-caps threats,

A one-word post by President Donald Trump on Truth Social led to confusion online and trolling from California's governor.