All Things Considered

Geneticist reported Wednesday that they had crossed a threshold long considered off-limits: They have made changes in human DNA that can be passed down from one generation to the next.

The researchers at Oregon Health & Science University in Portland say they took the step to try to prevent women from giving birth to babies with genetic diseases. But the research is raising a host of ethical, social and moral questions.

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The news out of Syria these days is a barrage of images: destroyed buildings, gruesome casualties, weeping mothers. It's both disturbing and inspiring to a thriving movement of Syrian songwriters, rappers, poets, writers, graffiti artists and actors trying to cope with what's happening around them.

NPR's Kelly McEvers recently attended a performance by Syrian artists in Beirut and sent this report.

KELLY MCEVERS, BYLINE: It starts in a theater...

UNIDENTIFIED MAN #1: (Foreign language spoken)

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The Emir of Qatar visited the Gaza Strip today. He's the first world leader to do so since 2007, when the Islamist movement Hamas seized control of the Palestinian territory and Israel responded with a blockade. The emir called on Hamas to reconcile with the rival Fatah movement. He also promised some $400 million in reconstruction projects, as NPR's Peter Kenyon reports from Gaza.

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I'm Audie Cornish, and we begin this hour with a sprint. The 2012 presidential debates are now history and today, President Obama and his Republican challenger Mitt Romney begin the two-week race to Election Day. Mr. Obama is widely considered the winner of last night's foreign policy debate, but he didn't spend much time crowing today.

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A big development today in the Justice Department's crackdown on national security leaks. A former CIA agent pleaded guilty to revealing the name of a covert operative to a reporter. John Kiriakou agreed to spend two and a half years in prison.

NPR's Carrie Johnson was in the courtroom in Virginia for the plea hearing and joins us now to talk about the case. Welcome, Carrie.

The stock market fell sharply Tuesday morning. Disappointing earnings from DuPont and 3M led the rest of the Dow lower.