The California governor is adopting a combative social-media persona as well as partisan gerrymandering to counter the president.

Democrats and party activists see Newsom's scrappy, Trump-mocking, profanity-tinged speeches and snarky social media posts as signs of new life in a party left dispirited and rudderless.

Gavin Newsom's press office has been mocking President Trump with tweets in his style over the past few weeks.