Hello, this is Leonie Kidd writing to you from London. Welcome to today's edition of the Daily Open newsletter. Geopolitical developments have dominated weekend newsflow, with a flare-up of tensions in Iran being quickly de-escalated. But markets may need convincing that the ceasefire can really hold, as negotiations are stop-start at best. The U.S. and Iran have reached a fresh agreement to halt hostilities after renewed fighting over the weekend between the two sides. The military exchanges