US-Israel Iran War Live: US and Iran dig in and ramp up threats as war rages with no end in sight

US-Israel Iran War News Live: Residents of Tehran said they had experienced some of the war's heaviest strikes, with electricity cut to neighborhoods. A woman said she saw a residential building get hit. She and others reached by The Associated Press spoke on condition of anonymity to prevent reprisals. Tens of thousands of Iranians have sought shelter in the countryside.