The Postmistress by Sarah Blake

What would happen if someone did the unthinkable and didn't deliver a letter? In 1940, Iris James is the postmistress in coastal Franklin, Massachusetts. Iris knows more about the townspeople than she will ever say, and believes her job is to deliver secrets. Yet one day she does the unthinkable: slips a letter into her pocket, reads it, and doesn't deliver it. Meanwhile, Frankie Bard broadcasts from overseas with Edward R. Murrow. Her dispatches beg listeners to pay heed as the Nazis bomb London nightly. Most of the townspeople of Franklin think the war can't touch them. But both Iris and Frankie know better...