Technology
Twitter and Facebook took steps this week to limit the spread of New York Post articles that made allegations about Democratic presidential candidate Joe Biden, which the campaign disputes. Now lawmakers say they will subpoena Twitter CEO Jack Dorsey to ask about it. Global Tech Editor Jason Dean breaks down the controversy, and why it's resurfacing a debate about the companies' roles in moderating content. Amanda Lewellyn hosts. Christopher Zinsli is our supervising producer. Kateri Jochum is the executive producer of WSJ podcasts. News Corp, owner of The Wall Street Journal, has a commercial agreement to supply news through Facebook. Dow Jones & Co., publisher of The Wall Street Journal, has a commercial agreement to supply video content through Twitter. Learn more about your ad choices. Visit megaphone.fm/adchoices