Iran and US hold indirect nuclear talks in Geneva, with mixed signals from Tehran

Iran and the United States held a round of indirect talks in Geneva focused on nuclear issues and sanctions. An Iranian official said Iran conveyed its positions on these topics to the U.S. side, and the country's foreign minister stated progress was made and an agreement on 'main principles' was reached.

During the same period, Iran's Supreme Leader Ali Khamenei made a separate, aggressive statement, saying Iran could sink U.S. warships. Meanwhile, an Iranian deputy foreign minister said the country would pursue 'strong defense and careful diplomacy'.