Syria's opposition is advancing in terms of weapons and communications support, and the regime under President Bashar al-Assad is responding by clamping down on towns and villages, racking up casualties on both sides, some analysts are saying.

"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…