article_snippet: There are areas where we've made progress, areas where we have yet to make any progress,' British Foreign Secretary Philip Hammond said. '
article_snippet: But the fact that we're all here talking shows the commitment on both sides to try to reach an agreement.'
article_snippet: The goal for a full agreement is the end of June.
article_snippet: With little time remaining before the end of March, some officials have said the persistent differences mean negotiators will likely settle for an announcement that some officials've made enough progress to justify further talks.
article_snippet: But the senior American official said the goal was to determine by the end of March 'if we can get to a political framework that addresses the major elements of a comprehensive deal.'