harden

Iran and the United States stood at a stubborn impasse Thursday, each digging in over ceasefire terms as diplomacy stalled and fears of further escalation grew with more U.S. forces nearing the Middle East. At the same time, President Donald Trump extended a deadline for Iran to reopen the Strait of Hormuz, pushing it to April 6. Tehran also tightened its control over the waterway, while Israel increased troop levels in southern Lebanon as it continued fighting the Iran-backed militant group Hezbollah. In Israel, sirens…