The actor and singer Selena Gomez sits with Tracy Smith to discuss her latest movie “Emilia Pérez”, her experience working with Steve Martin and Martin Short, and how it reached where she is today. Then, Conor Knighton visits Idaho to learn about “Spud Break”, where high school students get two weeks free from school to help farmers reap their potatoes. “Here The Sun” is a closer look at some of the people, places and things that we bring you every week in “CBS Sunday Morning.”