Bloomberg’s Caroline Hyde and Ed Ludlow discuss Apple’s decision to use Alphabet’s Gemini to power Siri in a multiyear deal. Plus, Nvidia plans to invest $1 billion over five years in a new lab with Eli Lilly & Co. to speed up the use of AI in the pharmaceutical industry. And, Paramount sues Warner Bros. Discovery and plans to nominate directors to the board, stepping up hostilities in its takeover efforts.