In a week of escalating conflict between Israel and Iran that's been decades in the making, assassinations, air strikes and missile attacks have pushed the region to the brink. Iran is striking back, with seven days of air raid sirens across Israel and a hospital hit in Beersheba. As the crisis deepens, US President Donald Trump faces a pivotal choice: whether to join the fight and unleash the only weapons capable of destroying Iran’s underground nuclear site at Fordow. A decision is promised within two weeks.