article_snippet: Washington (CNN)No deal is better than a bad deal, say critics of President Barack Obama's nuclear talks with Iran.
article_snippet: A treaty or not a treaty, that is the question .
article_snippet: Secretary of State John Kerry and Iranian Foreign Minister Javad Zarif are haggling over the remaining issues in Lausanne, Switzerland, ahead of an end-of-the-month deadline for a framework agreement, which then must be finalized by July 1.
article_snippet: But I think sufficient momentum has been created in the last month or so that they see real possibilities," said Robert Einhorn, a former senior U.S. State Department arms control official.
article_snippet: Obama may now have slightly more political leeway on the talks than before -- ironically because of attempts by U.S. and Israeli critics to pen Robert Einhorn, a former senior U.S. State Department arms control official in.
article_snippet: If, at the end of June, there is not a deal, and talks have broken off, I think that it is inevitable that the Congress will adopt new sanctions legislation," said Einhorn, now with the Brookings Institution.
article_snippet: What's in the Iran nuclear deal .
article_snippet: Massachusetts Institute of Technology's Jim Walsh, a specialist on the talks, said the Iranian government would have little choice but to hit back at a tougher U.S. stance.
article_snippet: Former Republican presidential nominee Mitt Romney made the case in a USA Today op-ed Friday that Obama should "walk away from a flimsy nuclear agreement.
article_snippet: That's what The administration is counting on -- if there is compliance and the Iran nuclear deal is working well," said Einhorn.
article_snippet: John Kerry reminded Congress this week that Britain, France, Germany, China and Russia would all be cosignatories of a deal.