Iran has warned the United States and Israel against any attack as the country prepares for the funeral of Supreme Leader Ayatollah Ali Khamenei, who was killed in airstrikes on the first day of the war. Authorities expect between 15 and 20 million people to attend in Tehran alone for this three-day tribute, which begins Saturday. Once it concludes, negotiations between Tehran and Washington will resume. Follow our liveblog for the latest updates.