Iran nuclear talks at 'highest level' at UN
26 September 2013 Last updated at 22:54 BST
Iranian President Hassan Rouhani has told the United Nations he wants to reach a deal regarding Tehran's nuclear programme in three to six months.
He was speaking ahead of the highest-level talks on Iran's possible nuclear disarmament for at least six years.
US Secretary of State John Kerry is meeting Iranian Foreign Minister Mohammad Javad Zarif, at a P5+1 gathering at the the UN General Assembly.
EU Foreign Policy Chief Catherine Ashton, Russian Foreign Minister Sergey Lavrov, British Foreign Secretary William Hague, French Foreign Minister Laurent Fabius, German Foreign Minister Guido Westerwelle and Chinese Foreign Minister Wang Yi - are also said to be present at the meeting.
Jeremy Bowen reports from New York.