article_snippet: We’ve been clear that the end of March is a firm deadline, and that’s simply because these negotiations have taken place over the course of more than a year,' White House Press Secretary Josh Earnest told reporters on Friday afternoon. '
article_snippet: That should be ample opportunity for us to reach an agreement.'
article_snippet: The timetable for the details of the agreement to be set in stone continues to be the end of June. '
article_snippet: But where we need to start, is the outlines of a political agreement,' Ernest Moniz said, which 'is something we are aiming to achieve by the end of March.'
article_snippet: Reuters think an agreement is still .
article_snippet: certainly will be able to reach an agreement, but that will need .
article_snippet: A deadline of July 2014 was set to find a 'comprehensive solution', but talks in Switzerland were subsequently extended by four months to give negotiators more time.
article_snippet: Despite 'significant progress' being made, both sides agreed in November that another seven months were needed.
article_snippet: Diplomats now hope to reach a rough deal this weekend with all-important technical details decided by June 30.
highlights_snippet: We’ve been clear that the end of March is a firm deadline, and that’s simply because these negotiations have taken place over the course of more than a year,' White House spokesman said Friday .
  
highlights_snippet: U.S., along with Britain, Russia, China, Germany and France trying to thrash out the framework for a deal by Tuesday, March 31 .
  
highlights_snippet: Details of the deal would be hashed out over the summer before July 1 . 