MSNBC Live with Thomas Roberts 08/05/13

Potential threat keeps diplomatic missions closed through the...

U.S. embassies and consulates in 19 cities overseas are closed through Saturday, as new details emerge about the threat of a possible terror attack. Counselor at the Washington Institute for Near East Policy Ambassador Dennis Ross joins MSNBC’s Thomas Roberts to discuss the threat’s impact on long term national security. ... more Duration: {{video.duration.momentjs}}