Pete Hegseth, Diana West, Peter Hitchens, Jim Hanson

PETE HEGSETH, CEO of Concerned Veterans for America, makes the case for a revision of the military pension system, and offers a veteran's perspective on Putin's aggression in Eastern Europe.

DIANA WEST, author of "American Betrayal," comments on a new Iraqi law that allows girls as young as nine to marry. She also critiques new legal guidelines just released in the UK to assist lawyers in crafting Shariah-compliant wills.

PETER HITCHENS of the U.K.'s Mail Online publication and author of The Rage Against God describes the history and landscape of what has shaped Russia's view of what is rational in international conduct.

JIM HANSON, of Blackfive.net, scrutinizes Putin's expansionism as seen in the Crimea, and argues the importance of a strong U.S.-led and NATO-backed deterring force.