California Gov. Gavin Newsom, a likely 2028 presidential contender, signed an executive order Friday calling on the federal government to take a more active role in regulating artificial intelligence.He said in a statement that the Trump administration has abdicated "its responsibility to protect Americans," as AI becomes more advanced and capable by the month.Newsom's order recommends more stringent oversight on companies developing AI, while requiring those same firms to develop a "kill switch" for their frontier models in the event they go rogue."We're not waiting to act – we’re going to sp...