Gordon Chang, Lt. Col. Ralph Peters, Amb. Eric Edelman, and Roger Noriega

GORDON CHANG, author of "The Coming Collapse of China":

• Erratic behavior from Chinese pilots leading to close encounters with U.S. military aircraft
• President Xi Jinping's "Chinese Dream"
• Evidence that North Korea is developing a long-range nuclear missile

RALPH PETERS, Army Lt. Col (retired) and Fox News Analyst:

• The scope and intensity of the U.S. air campaign against the Islamic State
• Ways to address conflict hotspots that serve as strategic vacuums for jihadist campaigns
• Understanding the wider dimension of malfeasance in the Middle East giving rise to extremists

Amb. ERIC EDELMAN, former Under Secretary of Defense for Policy, and former U.S. Ambassador to Turkey and Finland:

• The nature of the Turkish relationship with the Islamic State
• Uncertainty about Turkey's future standing as a NATO member and a trusted U.S. ally
• Recent findings of the National Defense Panel's review of the 2014 Quadrennial Defense Review, in regards to U.S. military preparedness

ROGER NORIEGA, Former Assistant Secretary of State for Western Hemisphere Affairs:

• Political abuse of the national security crisis at the U.S.'s southern border
• President Obama's rhetoric and the "pull-factor" bringing illegal migrants into the country
• Sale of petroleum company Citgo by a financially desperate Venezuelan government
• Brazil's upcoming presidential elections