Tomorrow:
Weekend Edition: Greg Mitchell, author of The Tunnels: Escapes Under the Berlin Wall and the Historic Films the JFK White House Tried to Kill (Crown, $28, 9781101903858).
Sunday:
OWN's Super Soul Sunday: Carole Bayer Sager, author of They're Playing Our Song: A Memoir (Simon & Schuster, $28, 9781501153266).