The debate over how social media platforms deal with content hit a new peak this week after Twitter fact-checked several of President Donald Trump’s tweets. That prompted Trump to sign an executive order trying to limit platforms’ legal protections. Currently, under Section 230 of the Communications Decency Act, internet platforms aren’t legally responsible for most content posted by users. Host Molly Wood speaks with Jeff Kosseff, author of “The Twenty-Six Words That Created the Internet,” a book on Section 230.