Tehran is preparing for a massive funeral procession today following the death of Iran's supreme leader. Millions of people are expected to gather in the capital to pay their final respects. The event marks a significant moment of mourning for the nation. Security and logistical arrangements are likely in place to handle the anticipated crowds. This gathering underscores the influence of the slain leader within the country. The atmosphere in Tehran remains tense yet solemn. This procession will serve as a public demonstration of loyalty and grief.