IE 11 is not supported. For an optimal experience visit our site on another browser.

Evolving nuclear strategies leave some senators behind


Joe Cirincione, president of the Ploughshares Fund and member of Secretary of State Hillary Clinton's International Security Advisory Board, talks with Rachel Maddow about vestiges of the Cold War mindset evidenced in the Hagel confirmation hearing by senators unable to adjust to new nuclear arsenal realities that have become mainstream thinking.