The Food and Drug Administration approves drugs sold in the United States. But some clinics are buying drugs outside the U.S. - not approved by the FDA. Armen Keteyian reports on this little-known trend.
One in five college women will experience some kind of sexual assault while at school. Tracy Smith investigates what some are calling an epidemic of campus assaults, and looks into the ways that victims, educators and legislators are fighting back.
Seeing is believing, as the saying goes, but don't try telling that to illusionists Penn & Teller. Since the late 1970s, they have been performing their unique act combining comedy and magic, astonishing and delighting audiences around the world.