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By the year 2030, for the first time in history, a majority of the world's population will be out of poverty. Middle classes will be the most important social and economic sector. Asia will enjoy the global power status it last had in the Middle Ages, while the 350-year rise of the West will be largely reversed. Global leadership may be shared, and the world is likely to be democratizing.

To listen to Mandalit del Barco's appreciation of Jenni Rivera's life and career, as heard on All Things Considered, click the audio link.

Mexican-American singer Jenni Rivera died Sunday in an airplane that crashed in the early hours of the morning in Toluca, west of Mexico's capital. The legendary musician, household name and feminist presence in the Latin music scene was 43.

In the third straight day of demonstrations, hundreds of Sudanese students in the capital Khartoum rallied to protest the deaths of four university students last week.

While the recent deaths sparked the protests, some students are also calling for the ouster of Sudanese President Omar al-Bashir.

"Revolution, revolution until victory!" has become the battle cry of the students.

Pulling out a porcupine quill is painful and slow, as many a dog discovers to its dismay after tangling with the big rodent. But those tenacious quills are inspiring efforts to develop better medical devices, including less painful needles.

It turns out that no one had really picked apart why it's so hard to remove a porcupine quill. Barbs, sure. But the barbs not only stick like mad. They also make it much easier for the quill to pierce skin and flesh.

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And if past negotiations are any indication, that silence could mean the talks are going well. We're joined now by NPR's congressional reporter Tamara Keith, who has been following developments on the Hill and beyond. And as Ari just said, neither side is talking about the details, but Tamara, what are they saying?

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Technology is just a part of a bigger story we're focusing on this week, about how the shopping experience is evolving with brick-and-mortar retailers fighting for survival in an increasingly online marketplace. Starting tomorrow, the past, present and future of retail design.

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As the National Hockey League lockout drags into its 86th day, which featured news that more games have been cancelled including the All-Star game, some of the league's biggest stars are getting plenty of action back in their home countries.

In Russia, major NHL players such as Alex Ovechkin and Evgeni Malkin are giving a boost to the fledgling KHL—the Kontinental Hockey League.

Russian NHL players are scattered throughout the KHL teams that still carry names from the Soviet era when Russia dominated world hockey.