War is spreading in the Middle East after the U.S.'s shocking weekend series of attacks on Iran — and markets are reacting in real time to the new geopolitical risks spreading across stocks and energy, as well as billions in threatened AI investments closer to home. Here's a recap of the biggest trends as of Tuesday. Oil is the biggest story Brent crude is now trading north of $83 a barrel, up from roughly $73 at the beginning of February — a 14% jump in just one month. As of Tuesday morning, oil futur ...