 As for the torture, the Indians considered him a traitor who had fought with the bluecoats against them.Dorman's last stand at the Little Bighorn is documented in Stanley Vestal's "Sitting Bull-Champion of the Sioux" (Houghton Mifflin Company, Boston, 1932), "Isaiah Dorman and the Custer Expedition" by Ronald McConnell, Journal of Negro History, 33 (July 1948), and "Troopers with Custer