Host Marco Werman speaks with the UN Secretary General's Special Envoy for AIDS in Africa, Stephen Lewis, about his hopes for what can be accomplished this week as the United Nations holds a three-day special meeting on HIV and AIDS.

For today's Global Hit, host Marco Werman presents the final installment in our weeklong series on musicians' efforts to raise awareness of AIDS. Today's story takes us to Portugal and the Portuguese hip hop group, Da Weasel.

Host Marco Werman tells us about Haifa Wehbe, a Lebanese pop singer who shocked her audience by publicly taking an HIV test recently.

For today's Global Hit, correspondent Jonah Eller Isaacs reports on how popular music is the key to making sure that AIDS awareness messages reach young people in Tanzania and Kenya.

The answers to today's Geo Quiz are the three official Swahili-speaking countries in Africa....Uganda, Tanzania, and Kenya.

Correspondent Sheri Fink reports from Papua New Guinea, a country known for its diverse and isolated cultures. But those cultures are now at risk from AIDS. Ancient customs have combined with modern contact with the outside world to create fertile ground for the spread of HIV.

View photos from Papua New Guinea

Frontline Series "The Age of AIDS"

A new trial began today in Libya for five Bulgarian nurses and a Palestinian doctor. The six are accused of deliberately infecting more than 400 Libyan children with HIV back in the 1990's. Host Ken Bader gets the latest in the case from the BBC's Rana Jawad.

The World's Marco Werman remembers Colombian singer-songwriter Soraya, who passed away yesterday in Miami. The 37-year-old Grammy Award winner died after a long struggle against breast cancer. Soraya sought to use her notoriety to raise awareness about the disease.

Anchor Lisa Mullins speaks with tuberculosis expert Dr. Jim Kim. The World Health Organization today called for a change in the way TB is treated. Specifically, the WHO wants to make treatment more available for patients with drug-resistant strains of the disease.

Host Lisa Mullins reports on Kenya's first test tube babies, born this week in Nairobi. It's a medical landmark for the African country.

Which has the healthier population -- the United States or England? Anchor Lisa Mullins gets the answer from the author of a study being published in tomorrow's The Journal of the American Medical Association which compares the health of each country's population.