Since last Friday Twitterers has crucified CNN for their Iranian election coverage. Just do a twitter search with the hash tag #CNN Fail. The tweets blasting CNN has been huge. It has been so huge that CNN has had to address it and produce content refuting the tweets. It has also become so important that the State Department this week asked Twitter to postpone a scheduled maintenance shutdown of its service to keep information flowing from inside Iran amid the growing crisis over its disputed election. Associated Press.