Gov. Gavin Newsom and Attorney General Rob Bonta filed an emergency request to block expansion of what they called the Trump administration's "unlawful militarization."

The Trump administration argued in federal court that any judicial intervention to curtail its deployment of military troops to Los Angeles would endanger federal immigration agents and undermine the president's authority to keep American cities safe.

The decision by the U.S. Court of Appeals for the 9th Circuit blocks a federal judge’s earlier order to return control of the troops to California.

The deployment of troops to Los Angeles raises questions about what Trump can and can't do with the military on U.S. soil, and whether he's crossing the line.

California's two U.S. Senators pushed for more information about how hundreds of U.S. Marines were deployed to Los Angeles over the objections of local leaders.

Video Quality Speed 00:00 02:16 Newsom, Trump stand off: Military personnel to remain deployed in California for now. (TNND)

The divergent approaches taken by California and Texas’ governors shows how the two parties are trying to navigate national politics and the role of executive power.

AG Kwame Raoul, with 21 states, submitted an amicus brief supporting California against Trump's National Guard federalization.

"The President is looking for any pretense to place military forces ... Johnson also said the California governor should be “tarred and feathered” for standing in Trump’s way. Newsom argued that the Marines are not being deployed merely to guard ...

Newsom’s barrage of attacks have left many demoralized Democrats hoping this is the anti-Trump leader they’ve been waiting for, but others wonder whether the governor has chosen the wrong