A.M. Edition for July 31. Ismail Haniyeh\u2019s targeted killing in Tehran marks the highest-ranking death of a Hamas political official since the Gaza war began, and comes just hours after an Israeli strike killed a top Hezbollah commander in Lebanon. The WSJ\u2019s Jared Malsin says the two attacks significantly raise the risk of an escalation. Plus, WSJ editor Alex Frangos unpacks a busy day for markets, featuring central-bank rate decisions in Japan and the U.S. and moves in chip stocks. And, how a protracted strike at Samsung raises the specter of labor showdowns across the semiconductor sector. Luke Vargas hosts.\n\n\n\nSign up for the WSJ\u2019s free What\u2019s News newsletter.\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices