The latest round of high stakes nuclear talks between Iran and the US have ended, with Tehran calling them difficult but with both sides agreeing to further negotiations.

Iran and the United States held a fourth round of negotiations Sunday over Tehran’s rapidly advancing nuclear program, just ahead of a visit by President Donald Trump to the Middle East this week. The talks ran for some three hours in Muscat,

The United States and Iran completed the fourth round of their negotiations in Muscat, Oman, on Sunday over Tehran’s advancing nuclear programme, with both sides agreeing to reconvene at a later date. The talks, held amid growing regional tensions and ahead of President Donald Trump’s visit to the Middle East, lasted approximately three hours.