Facebook, Google and Twitter Grilled by Congress About Misinformation on Their Sites

The chief executives of Facebook, Twitter and Google delivered virtual testimonies on Thursday at a congressional hearing about the spread of misinformation on social media.In the first hearing since armed insurrectionists stormed the U.S. Capitol earlier this year, Twitter CEO Jack Dorsey, Facebook's Mark Zuckerberg and Google's Sundar Pichai were grilled by members of Congress on what their platforms are doing to flag misinformation and combat fake news.Several lawmakers took aim at the tech l...