The situation has all the elements that the president seeks: a showdown with a top political rival in a deep blue state over an issue core to his agenda.

Gavin Newsom calls Trump's deployment of National Guard 'the acts of a dictator.' Here is the news to know on Monday.

California Gov. Gavin Newsom pushed back against threats of arrest by Trump administration officials, remaining defiant as he oversees clashes between law enforcement agents and protestors in response to immigration raids across Los Angeles,