An anniversary no one at CNN is ready to celebrate Sunday January 26, 2003 By DAVID BAUDER AP Television Writer NEW YORK (AP) This week marks an anniversary the people at CNN would prefer is observed quietly very quietly. It was one year ago that Fox News Channel first beat CNN in the ratings, toppling the network that invented cable news and had enjoyed a monopoly for most of its existence. The pecking order not only hasn't changed since then, Fox's lead is wider. This month's unexpected resignation of CNN Chairman Walter Isaacson and the exit of six correspondents has...