La pista dei ladri

Bill Adams is still wandering across the North to be the "eyes" of President Grant. Now it's time to watch General Custer's each and every move, while he's more determined than ever to provoke an incident and start a war against the Indians. That's why he's escorting an expedition of researchers tasked with surveying the land for a proposed railway line through the Black Hills. But that territory was given to the Dakota by a peace treaty signed in 1868…