RT by @Malbrunot: NEW: Iranian source tells Tasnim News that disagreements over one or two clauses of a potential memorandum of understanding with the US remain unresolved, accusin

NEW: Iranian source tells Tasnim News that disagreements over one or two clauses of a potential memorandum of understanding with the US remain unresolved, accusing Washington of "creating obstacles." Iran has informed Pakistani mediators that if the US continues blocking progress, the agreement cannot be finalized.