California is going to fight Trump, particularly on climate change, the border wall with Mexico and the Trump administration's proposed Muslim registry. Now they've added legal firepower with Eric Holder.

What they're saying: Kevin de León, the Democratic leader of California's Senate, told the NYT: "Having the former attorney general of the United States brings us a lot of firepower in order to prepare to safeguard the values of the people of California."

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GAO finds Chad Wolf, Ken Cuccinelli are ineligible for top DHS roles

Photo: CQ-Roll Call, Inc via Getty Images

Acting Homeland Security Secretary Chad Wolf and his acting deputy Ken Cuccinelli are ineligible to be serving in their positions, the Government Accountability Office (GAO) decided in a report released Friday.

Why it matters: While the finding has no immediate power, it could be important evidence in litigation over policies enacted under Wolf and Cuccinelli's leadership, said America's Voice's Ur Jaddou, who served as chief counsel to U.S. Citizenship and Immigration Services (USCIS) under President Obama.

The many divisions over Trump's methane rollback

Illustration: Rebecca Zisser/Axios

EPA's decision to cut regulation of methane is laying bare an oil-and-gas industry divide and setting the stage for political battles this fall and beyond.

Why it matters: Methane is an extremely powerful greenhouse gas and the industry is a key emissions source.

Kushner says Trump didn't promote false Kamala Harris birtherism theory

White House senior adviser Jared Kushner told "CBS This Morning" on Friday that he does not believe President Trump promoted a baseless claim that Sen. Kamala Harris is ineligible to be vice president.

Driving the news: During a press briefing on Thursday, Trump did not question the veracity of a Newsweek op-ed that inaccurately claimed Harris may be ineligible for the office due to her parents' naturalization status at the time of her birth. Harris is an American citizen and was born in Oakland, Calif.