Microsoft (MSFT) and Constellation Energy (CEG) team up to restart Three Mile Island's nuclear generator, poised to bolster the Big Tech company's A.I. infrastructure. Meanwhile, Palantir (PLTR) continues to push up its 52-week high after entering the S&P 500. Nicole Petallides, Kevin Green, and Aquiles Larrea break down the technical trends of each in today's Big 3.