Michel Martin

Protests have erupted across the nation in response to the death of George Floyd, and some of the demonstrations have turned violent, leading political leaders and activists to debate over who is responsible.

Rep. Alexandria Ocasio-Cortez of New York officially endorsed presidential candidate Bernie Sanders at a rally in Queens, N.Y., on Saturday.

Addressing an estimated crowd of more than 25,000 supporters, Ocasio-Cortez said she was proud to join the Vermont senator in bringing "a working-class revolution to the ballot box of the United States of America."

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Beto O'Rourke wants to ban and buy back assault-style weapons. Exactly how he would persuade others to get on board is unclear, and two undecided Texas voters recently pressed him on how he would build consensus for his plan and whether it would hold up in conservative courts.

Melinda Gates, the co-founder of the Bill & Melinda Gates Foundation, has written a new book, The Moment of Lift: How Empowering Women Changes The World.

Published this week, the book calls on readers to support women everywhere as a means to lift up society. She pulls from her lessons learned through the inspiring women she's met on her travels with the Gates Foundation, which funds projects to reduce poverty and improve global health in the developing world (and is a funder of NPR and this blog).

This Tuesday's Mardi Gras celebration in New Orleans has thrust into the spotlight a controversial local tradition dating back more than 100 years.

Every year, members of the city's Zulu Social Aid and Pleasure Club don grass skirts, feather headdresses and bone jewelry for the Mardi Gras parade.

The Zulus' African-American members — and even some of their white members — also paint their faces black.

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