The Iranian foreign minister has again said Tehran is ready for talks with Washington on the basis of mutual respect -- as the US continues to threaten military action over Iran's nuclear programme. Newshour speaks to former US national security advisor Nate Swanson.

Also in the programme: Inside the Roj prison camp in Syria; and forty years of Poems on the Underground.

(Picture: Iranian Foreign Minister Abbas Araghchi visits Turkey, Istanbul. Credit: EPA)