"Syria cannot be peaceful, stable or certainly democratic until [President] Assad goes," U.S. Secretary of State Hillary Clinton said Thursday, calling the latest near massacre "unconscionable." Ray Suarez and The Washington Post's Colum Lynch discuss the latest diplomatic maneuvering over…

Autism rates in the United States have risen dramatically in recent years, jumping 23 percent between 2006 and 2008 and a full 78 percent between 2002 and 2008, according to new figures released Thursday by the Centers for Disease Control…