The Underground Railroad wasn’t a real railroad. There were no chugging engines or steel tracks, but there are both of those things in author Colson Whitehead’s latest novel, "The Underground Railroad." In his book, many historical details about the slave era are reimagined, and the route to freedom begins in Georgia. “The Underground Railroad” has won over the attention of critics, Oprah's Book Club, and the National Book Awards. There’s even talk about adapting this story into a short-run