CBS tries to divine the sinister curtain-gliding nefarious purposes as Benedict moves back to the Vatican. What Svengali-like control is trying to exert over Francis? What is his true (and, it goes without saying, sinister) purpose?Of course, it could just be that he’s old and sick and wants to be closer to people he knows and likes in his declining health. But that’s just crazy talk. It’s not like he’s human or anything.