After the promises of Reconstruction began to wither, Black Americans searched for freedom in radically different locales. Caleb Gayle is a journalist, author and professor at Northeastern University, and he is also a contributing writer at The New York Times Magazine. He joins guest host John McCaa to tell the story of Edward McCabe, who made it his life’s work to set up a Black state in Oklahoma. His book is “Black Moses: A Saga of Ambition and the Fight for a Black State.”