WASHINGTON: UN Secretary-General Antonio Guterres told an emergency meeting of the UN Security Council on the Iran conflict on Saturday that he deeply regretted that an opportunity for diplomacy had been “squandered.” Israel, US carry out attacks on Iran; Tehran launches retaliatory strikes on regional bases He also told the 15-member body he was not in a position to confirm Israeli reports of the death of Iran’s Supreme Leader Ali Khamenei. Israel, US carry out attacks on Iran; Tehran launches retaliatory strikes on regional bases