Tracy Shelton of GlobalPost reports from behind the front line in Syria, where she has been embedded with Syria's opposition fighters. Then Ray Suarez speaks with Randa Slim of the New America Foundation on the strength and strategies of the…

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…