Thomas M. Countryman: “We would argue that any effort to step away from JCPOA would reopen a Pandora's box in that region that we do not think…”

China says--and I think it is borne out by their actions--that they do not support North Korea as a nuclear weapons state and that they wish to see the entire Korean Peninsula denuclearized.

The problem with having a gold standard is it needs to have two things. It needs to be replicable, and it actually needs to be the best.

I think our policies have not been thoughtful relative to how we deal with these nuclear and other weapons of mass destruction.

I do not believe that it is in the United States' interest to pursue an autarchic policy of avoiding scientific and technical cooperation in the civilian nuclear field.