Iranian President Rouhani: No nuclear weapons plan
19 September 2013 Last updated at 04:44 BST
Iran's new President Hassan Rouhani has said that his country would never build nuclear weapons.
Mr Rouhani also told US broadcaster NBC he had full authority to negotiate over Tehran's controversial uranium enrichment programme with the West.
And he described a recent letter sent to him by US President Barack Obama as "positive and constructive".
Clips courtesy NBC