War with Iran: What You Need to Know – Wednesday, March 4, 2026

From ABC News.

James Longman reports from Erbil, Iraq as we enter the fifth day of war on Iran, with experts questioning how long defense systems can hold out against Tehran’s missiles and drones; multiple U.S. embassies shut down across the region – as stranded Americans scramble to get home; Rachel Scott is inside the Oval Office, pressing President Trump on the justification for the strikes, how the U.S. military is now cracking down on drug cartels – with an operation in South America – and the dangerous social media trend that fire officials are warning parents about.