OpenAI's IPO filing, Apple updates Siri, new screwworm cases and more in Morning Squawk

Apple announced updates to its voice assistant, including a redesigned Siri AI with new voices and conversational abilities, while also confirming partnerships with Nvidia and Google to run some AI features on their chips. OpenAI filed confidentially with the SEC for a potential initial public offering (IPO, the process of a private company becoming publicly traded), joining other tech companies preparing to go public. The Agriculture Department confirmed additional cases of screwworm in Texas, a pest the U.S. had previously worked to eliminate.