FIRST IN PLAYBOOK: STARS ON THE LEFT — Two California lawmakers have been named to prominent roles with the Congressional Progressive Caucus PAC. The caucus’ campaign arm selected Rep. Lateefah Simon, from Oakland, to serve as national finance chair and Rep. Robert Garcia, from Long Beach, as national recruitment chair.

Attorney General Rob Bonta said he would defend birthright citizenship following an executive order by President Donald Trump, as California officials gear up for what is expected to be many legal challenges involving the new administration.

Nick Kostos and Femi Abebefe discuss the teams they believe can actually win the Super Bowl in February. Rep. Richard Neal joins 'Squawk Box' to discuss working with President Trump and the incoming administration, future of Trump tax cuts, importance of fiscal responsibility, and more.

California sued Trump's first administration 123 times. Trump lost two-thirds of those cases, but experts warn that California could have a tougher go this time.

As L.A. and Gov. Newsom await a presidential visit due to the fires, A.G. Rob Bonta files a lawsuit challenging Trump's birthright executive order

The lawsuit: Birthright citizenship is enshrined in the U.S. Constitution’s 14th Amendment, Bonta said at a Tuesday news conference. He called Trump’s executive order “blatantly unconstitutional” and “unAmerican,” adding, “I’ll see you in court.”

President Donald Trump announced a new investment in artificial intelligence on Tuesday, as some of his Day 1 executive actions were set into motion.

President Donald Trump went off the rails when asked about California wildfires during his first full day in office. He claims city officials are diverting "limitless" water to the ocean through a "massive valve.

California Attorney General Rob Bonta announced the state would join a lawsuit in the wake of an executive order by President Trump seeking to end birthright citizenship.

California's top prosecutor announced Tuesday that the state has filed a lawsuit in response to President Donald Trump's executive order ending birthright citizenship.

California is one of 22 states and two cities that have quickly challenged Trump’s order to remove birthright citizenship for future children starting next month.