Five scientists were chosen by a committee affiliated with California State University, Bakersfield, in 1997 to pursue vaccine research.

Dr. John Galgiani, 66, professor at the University of Arizona and director of the Valley Fever Center for Excellence

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GUY RAZ, HOST:

It's WEEKENDS on ALL THINGS CONSIDERED from NPR News. I'm Guy Raz.

Thousands of Venezuelans turned out to vote today in a presidential election that pits longtime leader Hugo Chavez against a younger, more moderate rival in Enrique Capriles. Chavez, the fiery left-wing leader, has irritated Washington with his anti-American rhetoric, but he's also won support among many poor Venezuelans for his social programs.

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GUY RAZ, HOST:

We turn now to Pakistan where a big motor convoy has been snaking across the map. It was led by Imran Khan, a former cricket star who is now a top politician. Khan and his supporters set out yesterday from the capital Islamabad and headed for South Waziristan in the tribal belt bordering Afghanistan. The plan was to hold a demonstration there against U.S. drones. But as NPR's Philip Reeves reports, it didn't work out that way.

A small, fanged dinosaur called Pegomastax africanus was identified this week, more than half a century after its skeleton was dug up in South Africa. The dinosaur looked like a fierce cross between a chicken and a porcupine, and had long fangs which it used to eat plants and compete for mates. Pegomastax was a diminutive beast, standing less than two feet tall and weighing no more than a small house cat.

Born in Tel Aviv, Anat Cohen came to New York two decades ago to study the masters of jazz. In so doing, the clarinetist and saxophonist started a bit of a stampede: Today, Israel is exporting some of the most vital jazz out there.

For many of us, no matter where we go, we'll always have a home. We'll always be from somewhere. But what if that somewhere no longer existed?

That is the strange position in which Mikhail Sebastian finds himself. Officially, he is from nowhere and has nowhere to go. The 39-year-old is stateless and stranded on American Samoa, a U.S. territory in the South Pacific.

Sebastian is an ethnic Armenian born in what is now Azerbaijan, but back then was part of the Soviet Union. When war broke out in the late 1980s, Sebastian says his aunt was stoned to death and he fled.

For most people reacting to last week's presidential debate, their first thought was probably not about who made the best arguments or told the most truths. Rather it was likely deciding who won.

The answer this time around was unusually definitive: Mitt Romney, by virtually every account and measure.

But in presidential debates — and the vice presidential version, which takes place on Thursday — does there need to be a winner?

When a California company developed a product to be used in spinal fusion surgeries, the firm's president said he knew it faced a new "ethical dilemma," even noting a recent NPR news investigation questioning the high profits some firms were making from donated human tissue.