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