Khamenei warns of immediate response to any attack

Iran's Supreme Leader Mojtaba Khamenei warned the United States and Israel on Saturday that any attack would prompt an immediate response. Bloomberg reported that he ordered senior military commanders to prepare for renewed confrontation and expand Iran's retaliation options, while Iran's top diplomat signaled progress in talks.

How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.