- Narrator: When Wyatt Earp as Marshal of Wichita, Kansas, ran Mannen Clemens out of town, he overlooked one dangerous fact: Clemens, a notorious killer in his own right, was first cousin to John Wesley Hardin. In the West of 1875, Hardin was known as the deadliest gunslinger of them all. And Wes Hardin was now on his way to Wichita.