US launches multiple strikes on Iran, which retaliates against US targets in region

The U.S. launched two waves of attacks on Iran’s coastal defenses and missile sites on Wednesday after reimposing a naval blockade of its ports, while Iran struck back by targeting U.S. military sites in neighboring countries in what it called an “existential war” with America.

The latest escalation comes days after a fragile truce collapsed, raising the specter of a return to full-scale war, with Iran once again threatening to shut off more regional energy exports....