The Caller A Man Called Shenandoah : Season 1 Episode 4

Shenandoah is arrested for murdering James Burgess when he is found bent over the body. In truth, he was riding up when he heard the gunshots and rushed in to see what was wrong. He had been coming to visit James Burgess, who may know what his name is. The only witness is Burgess' little girl, who is now mute due to trauma of seeing her father murdered.