Michelle Obama: "The presidency isn't ours to own"
Michelle Obama is opening up about what it was like for her family to leave the White House after the election of President Trump. Her memoir, "Becoming," already sits on top of best-seller lists. In it the former first lady details her unlikely path from growing up in a small apartment in Chicago's South Side to living at 1600 Pennsylvania Avenue. Gayle King spoke to Obama in Chicago about the current state of American politics.