January 26, 2024 - PBS NewsHour full episode

The U.N.'s top court on Friday delivered major warnings to Israel about how it should conduct the war in Gaza. The International Court of Justice rejected South Africa’s request for a ceasefire after it accused Israel of genocide but said those accusations should be further investigated. Harold Koh, professor of international law at Yale Law School, joins Nick Schifrin to discuss.

Nitrogen gas was used as capital punishment for the first time in U.S. history in the execution of Kenneth Eugene Smith, an Alabama prisoner convicted of a murder-for-hire scheme in 1988 who survived a botched execution attempt in 2022. This despite concerns voiced by several human rights groups and the U.N. that it could amount to torture. NPR's Chiara Eisner joins Geoff Bennett to discuss.

Republicans are increasingly coalescing around former President Trump, even as the likely GOP presidential nominee continues to use racist and incendiary language. From circulating baseless conspiracies about his presidential rivals to demonizing immigrants — Trump’s rhetoric has reshaped the party’s base. White House correspondent Laura Barrón-López joins Amna Nawaz to discuss.

Washington Post associate editor Jonathan Capehart and Washington Free Beacon Editor-in-chief Eliana Johnson join Amna Nawaz to discuss the week in politics, including an $83 million ruling against former President Trump for defamation, Nikki Haley's campaign after New Hampshire and the impact immigration is having on President Biden's run for reelection.

Astronauts of the future could be sent on missions to the moon and Mars that take years, but living in space that long poses all kinds of physical and psychological challenges. NASA is trying to learn as much as it can from astronauts who have spent the most time in space. Science correspondent Miles O'Brien spoke with the American who set the record for longest single space mission.

Few things are more British than a cup of tea, but Britain was brought to a boil this week over a suggestion by an American chemist on how the classic cup might be improved. Malcolm Brabant has the story.