Wall Street Slips as Middle East War Concerns Weigh on Tech

Major U.S. stock indexes closed mostly lower on Monday as escalating geopolitical tensions in the Middle East overshadowed diplomatic efforts. The United States issued fresh warnings to Iran, with President Donald Trump threatening potential strikes on oil infrastructure and power plants if the Strait of Hormuz is obstructed. While the administration noted it is engaged in discussions with a more reasonable regime, the conflict expanded over the weekend following the entry of the Yemen-backed Houthi militia into the war.