https://cdnph.upi.com/ph/st/th/1371781165982/2026/i/17811686698862/v1.5/US-Iran-action-continues-to-escalate-on-day-2-of-tit-for-tat-attacks.jpg" /> The United States and Iran exchanged strikes for a second day with U.S. forces targeting southern Iran and Iran firing at its neighbors in the region.