'Hunk' Obama can help fight fat

President-elect Obama has plenty of serious problems on his agenda, but here's another worthy one: A war on obesity. The reason is: Fatness is killing Americans by the millions. It's driving up health costs and damaging the national economy. It's also aesthetically displeasing. And Obama is singularly positioned to lead the charge against excess flab: He's lean, he exercises, and he can set a great example for getting the nation fit again. He's also smart enough to figure out how to do it - which is probably to mention the obesity problem in his health care reform speeches and assign his surgeon general to mount a campaign of exhortation and scolding. If it were up to me, being fat would be made as socially unacceptable as smoking. (And, be