Facebook deletes comment that linked to CDC webpage about vaccines: Facebook deleted a user's comment which linked to a Centers for Disease Control and Prevention webpage about "Identifying and investigating hospitalized or fatal vaccine breakthrough cases." In addition to the link the user's comment also read: "Daniel Campbell yes, facts ARE hard. It's like you didn't even try [emoji][emoji][emoji]" Facebook said in a notice to the user that it removed the comment for violating its "Community Standards on spam."