This is silly. Of course Iran can build new enrichment sites under the NPT. They are fully within their rights to do that. And now that they have declared the site, they are perfectly within their rights under the NPT to start processing. No story here. But typically all the nations that either ignore or openly violate the NPT are outraged.
U.S. says it killed 10 AQAP Islamist militants in four air strikes in Yemen since April 23 (Reuters)
from the article: Obama: We'll mull 'sanctions that bite' if Iran nuclear talks fail