On the next Thulein from NPR.

For the presidency, I'm indebted to Almighty God.

I'm in charge of the country,

and I need to serve all the American people

and not just the political machine.

The origins of the modern civil service.

Listen to Thuline, wherever you get your podcasts.

Okay. service. Listen to Thuline, wherever you get your podcasts. Live from NPR News in Washington, I'm Janine Herbst.

Warren Buffett says he plans to step down as CEO of Berkshire Hathaway.

As NPR's Maria Aspen reports, the billionaire investor also gave a sharp warning at the company's

shareholder meeting today, telling the Trump administration to knock off its trade war.

Tariffs are a hot topic in Omaha, where Berkshire Hathaway's CEO answered investors' questions for more than four hours.

The very first question was about President Trump's

sweeping new taxes on imports, and Buffett had a strong warning as broadcast by CNBC.

In the United States, I mean, we should be looking to trade with the rest of the world,

and we should do what we do best, and they should do what they do best. Trade should not be

a weapon. At age 94, the billionaire investor

is one of the most powerful people on Wall Street and beyond. He ended the meeting by announcing

that he would be resigning as CEO at the end of the year. Maria Aspen and PR News, Omaha.

Scientists funded by the National Institutes of Health can no longer hire researchers and labs in other countries.

And Pierce Jonathan Lambert reports that could impact research into diseases that can't be studied well in the U.S.

When a U.S. researcher gets an NIH grant, they can direct some of those funds to researchers in other countries,

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