The Doobie Brothers, Jean Smart, Carla Hayden

Hosted by Jane Pauley. In our cover story, Robert Costa talks with former Librarian of Congress Carla Hayden, who was recently fired by President Trump. Also: Mo Rocca looks at the continuing fascination with the works of William Shakespeare; Jim Axelrod visits with the Doobie Brothers; and Tracy Smith sits down with actress Jean Smart, now starring on Broadway in a one-woman show, “Call Me Izzy.”