Michael Rubin, Roger Noriega, Christian Whiton, Gordon Chang

MICHAEL RUBIN, author of "Dancing with the Devil":

• Continued negotiations with Iran about its nuclear program, and the financial freedom Iran is gaining from the weakening of sanctions
• Reasons behind the crumbling Israeli and Palestinian peace talks 
• The formation of a new unity government between Fatah, Hamas and PLO
• New information suggesting Turkey is not a free state after all 

ROGER NORIEGA, former Ambassador to the Organization of American States:

• Cuban influence in Venezuela's Maduro regime
• Russian influence throughout Latin America
• The Panamanian and Brazilian presidential elections
• Details on the Chevron vs. Equador fight

CHRISTIAN WHITON, Principle at D.C. International Advisory and author of Smart Power:

• State of play in Ukraine: Russian special forces/ provocateurs and NATO assessment
• German/ Russian and German/ US relations
• Defense posture and spending of European nations
• Benghazi Select Committee
• US role in South Sudan

GORDON CHANG, of Forbes.com:

• North Korean ICBM capabilities
• Beating the projected 2017 deployment date for deploying anti-missile destroyers to the Pacific
• China's response to the enhanced cooperation agreement between the United States and the Philippines