As Malian forces backed by French and African troops have retaken the West African nation's contested northern region, there have been allegations of human rights abuses. Human Rights organizations accuse the Malian army of summary executions, among other abuses.
The placebo effect, in which patients perceive an effect from a fake drug, is even stronger than once believed. Host Laura Sullivan talks to Ted Kaptchuk, professor of medicine at Harvard Medical School, about his research on how sham treatments affect the way we feel.
Drug-resistant bacteria are a growing problem at hospitals across the country. The bacteria, such as Staphylococcus and Clostridium difficile, are difficult to prevent and impossible to treat.
"The problem is expanding, and it's going up and up and up," explains Dr. Trish Perl of Johns Hopkins Hospital in Baltimore. "We're running out of antibiotics to treat, and so the challenge is can we prevent?"