Melissa Block speaks with Jennifer Cooke, director of the Africa program at the Center for Strategic and International Studies, about the deteriorating situation in Mali. Islamic militants in recent days have destroyed sacred tombs in the ancient city of Timbuktu. A military coup there in March created a power vacuum, allowing the rebel and Islamist groups to take over the northern part of the country. West African leaders this past weekend urged Mali's interim government to request outside military assistance.
Silk is in neckties, scarves and some fancy underwear and pajamas. Before too long, it might just help keep people from getting sick with measles or polio.
Vaccines play an important role in health, but can be tricky to transport to the far corners of the world. Many vaccines and some other drugs require constant refrigeration — from the factories where they're made to the places where they're ultimately injected into people.
The Justice Department has unsealed criminal charges against four more people it says are connected to the death of U.S. Border Patrol Agent Brian Terry, as the FBI offered a $1 million reward for information leading to the capture of the fugitives.
Nothing breeds lawsuits like uncertainty. That being the case, the Supreme Court's landmark health care ruling is almost certain to open the door to lawsuits challenging the federal government's authority.
The court ruled the federal government can't force states to participate in a major expansion of Medicaid or else risk losing existing Medicaid funds from Washington. That threat amounted to unconstitutional coercion.
The southern African nation of Botswana is grappling with a relatively new problem in the evolving AIDS pandemic: It now has a large group of HIV-positive adolescents.
The teenagers were infected at birth before Botswana managed to almost wipe out mother-to-child transmission of the virus. These children have survived because of a public health system that provides nearly universal access to powerful anti-AIDS drugs.