Nicholas Winton is an English stockbroker who has a comfortable life in 1930 London but knows that Hitler’s Germany is invading Praga, Czechoslovakia; with a humanitarian group, he helps save 669 children from Nazism. Winton worked quickly to find foster families for hundreds of children—a beautiful and sad biographical story. Winton was a kind of Schindler but an English one. Nicholas saved these children, but always wondered what was going on with them. He kept this story a secret. Only...