The story after a hardscrabble childhood

Jeannette Walls' first memoir shocked readers with her dysfunctional childhood in a poor rural Arizona town. In her latest novel, which is a fictionalized prequel to "Glass Castle," she revisits her family to explore the pioneering life of her resourceful grandmother during the Great Depression.

Guests

• Jeannette Walls: is a writer and former gossip columnist for MSNBC.com and author of "The Glass Castle." Her latest is called "Half Broke Horses: A True-Life Novel."

Resources

• About Walls