CNN correspondent Alina Cho devoted an entire report on Monday’s American Morning program to how the Obama presidential run has apparently served as an inspiration for ad campaigns by big corporations. Cho zeroed in on how the Pepsi logo and the Obama campaign logo were “strikingly similar,” both using “swirls of red, white, and blue,” despite the fact that Pepsi has used the color scheme since World War II. Cho introduced her report by heralding how “[c]hange is coming to Madison Avenue” and explained how Obama might be a model for advertising agencies: “Think about it -- Obama is a...