WSJ's Jeff Horwitz: Instagram's algorithm delivers toxic video mix to adults who follow children

Jeff Horwitz, Wall Street Journal technology reporter and ‘Broke Code’ author, joins 'Squawk Box' to discuss tests conducted by WSJ and the Canadian Center for Child Protection, which found that major brand ads could be served alongside sexually explicit images when they aimed to replicate the behavior that a child predator might engage in on Instagram, how Instagram's algorithm delivers inappropriate content to adults who follow children, Meta's response, and more.