This photograph from 1996 accompanies an excerpt from Mariana Cook's interview with Michelle and Barack Obama that same year.
Michelle mused: "There is a strong possibility that Barack will pursue a political career, although it’s unclear. There is a little tension with that. I’m very wary of politics. I think he’s too much of a good guy for the kind of brutality, the skepticism."
You can read more of the interview in The New Yorker.