Brian Steidle, a former Marine, served as an unarmed military observer and a United States representative to the African Union where he took photographs documenting the atrocities of the genocide in Darfur, Sudan. He recently published a book about his experiences in Darfur called A Devil Came on Horseback: Bearing Witness to Genocide in Darfur and featured in the documentary of the same title. Brian speaks to Jerry Fowler about his experience in Darfur and his mission to bring awareness through multimedia.