Windsor Johnston

Nearly three dozen locations have been affected.

Officials say treatments ranging from chemotherapy to elective surgeries have been disrupted.

It's unclear how long the outage will last.

The U.S.

and Canada will face off for the Olympic gold in men's ice hockey today.

The rivalry, the star power, and the high stakes could make it one of the most watched hockey games in years.

NPR's Becky Sullivan has this preview.

NASA has delayed the Artemis II lunar mission again after a problem with helium flow to the rocket's upper stage.

Officials say steady helium flow is needed to pressurize the fuel tanks.

They say the issue is not related to the hydrogen leaks that scrubbed a dress rehearsal earlier this month.

I'm Windsor Johnston, NPR News in Washington.

The lawsuit was filed Thursday in federal court in Washington, D.C., and challenges plans to build the monumental arch at Memorial Circle, the point connecting the Lincoln Memorial and Arlington National Cemetery.

Plaintiffs say the 250-foot structure would obstruct the historic line of sight between the Lincoln Memorial and Arlington House.

disrupting what they call a carefully designed symbolic relationship among those landmarks.

Supporters of the project, including the White House, say the proposed arch would mark the nation's 250th anniversary and serve as a tribute to American ideals and national history.

Windsor Johnston, NPR News, Washington.

Live from NPR News in Washington, I'm Windsor Johnston.

The Supreme Court's decision to limit President Trump's ability to impose tariffs is reverberating in Latin America.

NPR's Ada Peralta reports it may have effects in Mexico and Cuba.

President Trump says limited strikes against Iran are possible even as nuclear talks continue.