The sports stadium in Rio de Janeiro that is to host track and field events at the 2016 Olympic Games was abruptly closed down Thursday due to potentially dangerous structural design flaws in its roof.
Global Witness says that the number of assassinations of environmental activists has risen around the world. Journalist Fred Pearce says that drawing attention to these cases could help prevent more deaths.
One of the hits of Rio de Janeiro's carnaval this year was Bloco do Sargento Pimenta, a samba tribute band dedicated to the music of The Beatles. Anchor Marco Werman speaks with one of the band's singers, Leandro Donne.
Brazil is among the latest countries in Latin America to create a truth commission to investigate abuses during the country's military dictatorship. But as John Otis reports, there's little confidence in Brazil that the truth commission will do much good.
Marco Werman tells us how two Brazilians view New York City through their music. There's Luiz Bonfá offering his view in a song from 1959 and now, in 2012, we have Mauricio Pessoa with his new album Habitat.
Long distance runner Mo Farah won the gold for Britain in the 5,000 and 10,000 meter races. But he's not British-born. Farah is from Somalia, and his family lives in, well that's the question for you ... Where?