Leaders from 46 nations, the most gathered together since the United Nations was formed in San Francisco in 1945, will meet over the next two days in Washington, DC. The stated goal of this Obama administration-hosted summit is laudable: keeping nuclear weapons out of terrorist hands. Who could argue with that? And this Nuclear Security Summit comes less than a week after President Barack Obama released a Nuclear Posture Review (NPR) and just days after he signed a New Strategic Arms Reduction Treaty with Russian President Dmitri Medvedev. As many of the White House’s allies pointed out last week, President...