Horse relay teams and spectators from around the country and Canada flocked to Casper this weekend for the “ Championship of Champions” Indian horse relay races . “ How many of you are ready for some championship horse racing?” he yelled as spectators erupted into cheers. Unity!”Calvin Ghost Bear is the president of the Horse Nations Indian Relay Council , which hosts the event along with the Northern Arapaho Tribe. Horse Nations Indian Relay Council / Facebook The Abrahamson Relay team from left to right: Jonathan Abrahamson, Ryder Abrahamson, Riley Prescott and Chris Smith. Horse Nations Indian Relay Council / Facebook The Brew Crew team won the women’s championship in Casper.