The Storm Cellar on Chestnut Road

In Moore, Oklahoma, Dorothy Dixon keeps a steel-reinforced storm cellar beneath her backyard. She has lived through three major tornadoes, including the devastating EF5 that flattened her neighborhood on May 20, 2013. When the sirens wail across Cleveland County, Dorothy does not stand at the window debating. She does not weigh her options. She grabs her grandchildren and runs. That cellar is unremarkable from the outside — a concrete hatch, a set of narrow stairs, a heavy door that seals tight.…