Today, Face the Nation is celebrating its TV anniversary, and it’s even more than a golden one. The CBS public affairs program premiered in 1954, 60 years ago, with a program featuring Sen. Joe McCarthy, about to be censured by the Senate for his abusive Communist witch-hunt tactics. The guests for today’s anniversary show are much more venerable: former President George W. Bush, and current President Barack Obama. And the host, of course, is Bob Schieffer, who’s been moderatin