 He'll be heading to Madison, Wisconsin to campaign. On Sunday, he and the First Lady will travel to Philadelphia. And also on Friday, he'll sit down with a one-on-one interview with ABC News anchor George Stephanopoulos. And ABC News saying that a first look of that will air on the Friday edition of World News Tonight with David Muir, with portions airing on Saturday and Sunday on Good Morning America. And the extended interview will air Sunday.