Iran-backed groups connect to form a land bridge across the Middle East and form an alliance that Tehran calls the ‘Axis of Resistance.’ This land bridge can be used to transport equipment and personnel, but also allows for positions in Iraq and Syria to attack U.S. interests or threaten Israel closer to its borders. WSJ explains what to know about the alliance that includes Hamas in Gaza, Hezbollah in Lebanon and the Houthis in Yemen. 0:00 ‘Axis of Resistance’ 0:37 Iran’s allies 1:44 Iran’s history 3:22 U.S. in the Middle East 4:14 Attacks since Oct. 7 News Explainers Some days the high-speed news cycle can bring more questions than answers. WSJ’s news explainers break down the day's biggest stories into bite-size pieces to help you make sense of the news. #Israel #Iran #WSJ