Wall Street futures drop, Asian chip stocks tumble after U.S. strikes on Iran
NEW YORK: U.S. stock futures tumbled early Friday and a sell-off spread across Asian markets after American forces carried out a sixth consecutive night of strikes against Iran, deepening a standoff that has rattled investors already unsettled by a slide in semiconductor stocks. Dow Jones Industrial Average futures fell 420 points, or 0.8%. S&P 500 futures lost 0.9%,…