Iranian Supreme Leader Ayatollah Ali Khamenei says he is neither “overly optimistic nor overly pessimistic” about nuclear talks between Tehran and Washington but still appeared to back the continuation of discussions.

As negotiations resume this weekend, analysts cite an emerging consensus among Iranian officials that engagement with the Trump administration should be a priority.

The United States and Iran went into detail about a potential nuclear deal Saturday at their third consecutive round of talks, hoping to strike an accord that would ease regional