U.S. stock futures were mixed on Tuesday, as the Nasdaq 100 index advanced, while the Dow Jones and S&P 500 indices fell, following Monday’s lower close.As the U.S. and Iran attacks continued for the third straight night, U.S. Central Command said that operations were aimed at imposing "a heavy cost" on Iranian forces and reducing their ability to attack commercial shipping and civilians in the Strait of Hormuz. Responding to President Donald Trump‘s Truth Social post, calling the U.S. the “GUARDIAN OF THE HORMUZ STRAIT,” Iranian Foreign Minister Abbas Araghchi argued that "Iran has always been the GUARDIAN of the Strait and will remain so FOREVER.” Meanwhile, the 10-year Treasury bond yielded 4.62%, and the two-year bond was at 4.28%. The CME Group’s FedWatch tool’s projections show markets pricing a 58.8% likelihood of the Federal Reserve leaving the current interest rates unchanged during July’s meeting.IndexPerformance (+/-)Dow Jones-0.29%S&P 500-0.08%Nasdaq 1000.39%Russell 2000-0.22%Stocks In FocusTower Semiconductor

Tower Semiconductor Ltd. (NASDAQ:TSEM) rose 17.50% in premarket on Tuesday after announcing about $3 billion worth of investment in strategic capacity expansion in Toyama and Niigata.