In the news this week, Twitter bots and conspiracy theories abound after the school shooting in Florida, as one survivor is wrongly called out as a “crisis actor.” What can the social platforms do to stop misinformation? Vox Media says it will lay off 50 staffers, especially in social video, while The Atlantic plans to hire 100 people over the next year. Facebook advertising executive Rob Goldman is in hot water over his misleading tweets about Russian interference in the  U.S. election.