China's tainted milk scare was certainly not the first time the world has seen a food safety scandal...nor is it likely to be the last. Anchor Katy Clark talks with Bee Wilson, author of the book "Swindled: The Dark History of Food Fraud, From Poisoned Candy to Counterfeit Coffee."

South Africa's former leaders were criticized for downplaying the AIDS epidemic there. Now a new president and a new health minister are taking a different approach to fighting the disease. Reporter Rhoda Metcalfe reports.

The Nobel Prize for Medicine has been awarded in part to two French researchers who discovered the HIV virus. But another influential scientist in the field - an American - was left out. Anchor Lisa Mullins speaks with science journalist Jon Cohen.

HIV attacks the immune system

American casualties are on the rise in Afghanistan. That's putting U.S. military doctors and nurses to the test. We hear from chief nurse Major Kenny Harriman, who works at a front line surgical hospital in Afghanistan.

Taliban resurgence

Abortion is legal in India, within the first 20 weeks of pregnancy. Now some Indians want to change the law to allow later abortions in certain cases. The BBC's Tinku Ray has the story.

David Kohn reports from Kerala, a part of India that has long enjoyed good public health despite deep poverty. But now that its residents are growing richer, overall health appears to be declining.

A new report by the World Health Organization focuses on the social factors -- like poverty and unemployment -- that determine people's health. Lisa Mullins speaks with Michael Marmot, chair of the WHO's Commission on Social Determinants of Health.

Beggar in India

Lisa Mullins speaks with South African judge Edwin Cameron, who argues that laws that make it illegal for someone to transmit HIV to another person are bad public policy. Cameron co-authored an article in the current issue of the Journal of the American Medical Association (JAMA) titled "The Case Against Criminalization of HIV Transmission".

Recent studies suggest that male circumcision can provide some protection against HIV infection. Health officials in Uganda would like to promote male circumcision as part of a campaign to reduce HIV/AIDS. But Uganda's president doesn't support the idea. The World's Jennifer Goren has the story.

Anchor Katy Clark speaks with Dr. Valerie Curtis about who is promoting hand-washing with soap as a way to reduce child mortality in the developing world. Curtis has sought the help of advertising agencies to find a better way to encourage the hand-washing habit.