https://www.theguardian.com/technology/2018/nov/21/facebook-admits-definers-pr-george-soros-critics-sandberg-zuckerberg > Communication head takes blame for hiring Definers Public Affairs as Sheryl Sandberg says idea works was antisemitic ‘is abhorrent’ > Facebook admitted on Wednesday that a top executive hired a public relations firm to attack George Soros and undermine critics by publicizing their association with the billionaire Jewish philanthropist.