Qatar remains 'optimistic' about US-Iran deal Qatar said on Tuesday it remained optimistic a deal could be reached between the US and Iran as both sides considered proposals put forward by mediators including Doha. "Both sides remain committed to the negotiation process; as we said, we are enabling the exchange of proposals between them in real time," Foreign Ministry spokesman Majid Al-Ansari told reporters, adding that both sides are "currently examining the ideas and proposals we presented."