Live Updates: Iran and U.S. agree deal to end war taking shape, but Iran says obstacles remain

What we know and don't know about emerging deal to end Iran war

US and Iran are nearing a deal: Tehran surrenders 440 kg of enriched uranium and reopens Hormuz for sanctions relief. Hormuz carries ~20% of global oil; a deal eases supply-chain energy costs, but enrichment levels and Iran's missile program remain open.