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Live from NPR News in Washington, I'm Janine Herbst. President Trump says he's raising his new global tariffs from

10% to 15%. This after the Supreme Court yesterday struck down most of his earlier tariffs against

imports to the U.S. He's using a different authority for these new tariffs, but they expire in

150 days without congressional approval.

Impairs Daniel Kurtzleben says the court's ruling is a blow to his presidential power.

Tariffs have just given Trump enormous power.

He had claimed he had the ability to impose tariffs when he wanted, at what level he wanted.

And as the head of an economic superpower, that gave Trump massive leverage over other countries.

And he used that to make trade deals on pharmaceutical pricing, even for diplomacy.

And now he doesn't necessarily have that same power anymore.

And peers Daniel Kurtzleben.

Some of the tariffs Trump had imposed under different sections of the Trade Act, including on steel,

aluminum, and cars will stay. But what happens to the $133 billion in now unlawful tariffs collected?

This is a thorny issue for courts in U.S. customs as companies and Democratic governors demand refunds.

Federal environmental regulators have repealed standards for limiting mercury and other air pollution from coal plants. Montana is home to the country's biggest emitter. Ellis Yulin,

from Julin, rather, from Montana Public Radio reports. The U.S. Environmental Protection Agency finalized

its repeal of the 2024 mercury and air toxic standards. The policy would have required

power plants to install filtration systems to capture pollutants like mercury, arsenic, and lead.

The Trump administration says the move will save utility companies money, but health professionals

say the costs outweigh any savings. Rob Byron is an internist in rural Montana.

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