The New York Times has had to walk back its story on a "criminal" probe of Hillary Clinton's private email server while the paper is vigorously defending another of its exclusives...on abuses in the nail salon industry. The first Republican presidential debate is only a week away. Some wonder whether all the scrambling to meet the Fox News criteria for inclusion is worth the trouble. More bad news for the newspaper business: major layoffs and poor performance with minority employment. Media companies are embracing a new revenue source that raises ethical questions. And research shows "visual" news sites are more successful.