ARAD, Israel (AP) — The United States and Iran threatened to target critical infrastructure Sunday as the war in the Middle East, now in its fourth week, puts lives and livelihoods at risk throughout the region.

Iran said the , crucial to oil and other exports, would be "completely closed†immediately if the U.S. follows up on 's threat to attack its power plants. Trump late Saturday set a 48-hour deadline to open the strait.

The Associated Press