Qatari, Pakistani mediators conclude separate meetings with US, Iranian negotiators in Doha: FO

No further talks with US until MoU commitments are met, says Iran's top negotiator 

Iran negotiators head to Switzerland to discuss US deal: state media

Negotiators are getting closer to Iran deal, says Donald Trump

Mike Pompeo meets Taliban, Afghan govt negotiators in Qatar

Taliban willing to resume peace talks with US, says chief negotiator

Us North Korea negotiator says direct diplomacy needed