New York Mets pitcher R.A. Dickey delivers his signature pitch, with its unusual grip, against the Arizona Diamondbacks on May 6. He's the only knuckleballer in the major leagues, and the pitch has earned him a 12-1 record so far this season.
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.
The Iranian novelist Mahmoud Dowlatabadi has published nearly 10 works of fiction. His latest novel has been censored in his home country. It's called "The Colonel," and it is out in English, translated from the Persian by Tom Patterdale.
Our reviewer Alan Cheuse says it quickly becomes apparent why the Iranian government blocked its publication.
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.