Writer Maggie Smith, whose poem about a half-terrible world went viral in 2016, has a new outlook in 2020. She discusses her book new book: “Keep Moving: Notes on Loss, Creativity, and Change" with "CBS This Morning" co-host Tony Dokoupil. Smith says the book is about "reframing difficult times as opportunities to grow and rethink things." She shares how the book started with notes she would write herself in the morning before getting out of bed in the fall of 2018 as her marriage of 18 years came to an end.