It's another step by the Obama administration at surrendering to Iran. If it already has the Uranium at whatever level, and is able to enrigh it as high as for a bomb, then -in Israeli- terms they are past the treshold. Thus, Obama can present changes in his Afghan and Iraqi strategies in a more pallatable way.
Russia calls for international cooperation to fight ISIS (Reuters)
from the article: CIA chief: Iran has enough uranium for two nuclear weapons