Washington DC, May 19 -- US Vice President JD Vance on Tuesday (local time) said that Iran wants to reach an agreement with the United States and acknowledged that developing a nuclear weapon remains a "red line" for Washington.

Addressing reporters, Vance said the outcome of the negotiations would only become clear once a formal agreement is reached, while asserting that the US is negotiating in good faith.

"What I think is that the Iranians want to make a deal, Iranians recognise that a nuclear weapon is the red line for the United States of America...But we're not going to know until we're actually putting pen to paper on signing a deal...It's ultimately up to the Iranians whether they are willing to meet us, because I think we're ce...