http://www.cbsnews.com/news/60-minutes-risk-of-nuclear-attack-rises/

Cecil Haney: You have to have a deep, deep, deep understanding of any adversary you want to deter, including Mr. Putin.

David Martin: So how would you describe him psychologically?

Cecil Haney: Well, one I would say I’m not a psychologist. But I would just say he is clearly an individual that is an opportunist.

David Martin: Does it concern you that an opportunist has a nuclear arsenal?

Cecil Haney: It concerns me that Russia has a lot of nuclear weapons. It concerns me that Russia has behaved badly on the international stage. And it concerns me that we have leadership in Russia, at various levels that would flagrantly talk about the use of a nuclear weapon in this 21st century.