US and Iran have resumed strikes, threatening a return to full-scale war. The fighting also came with Iran preparing to bury Ayatollah Ali Khamenei, who was killed alongside close family members on the first day of the US-Israeli war against the Islamic republic on February 28. The last of a marathon six days of funeral ceremonies will be closely watched for signs of his son Mojtaba Khamenei, who has yet to appear in public since being appointed. FRANCE 24's Angela Diffley tells us more.