American Indian Movement protest the Washington Redskins as they arrive in town to play the Denver Broncos at Sports Authority Field at Mile HIgh in Denver, Co. [Getty Images]

DENVER, CO - OCTOBER 27: From right to left Kordell Kills Crow, Gerard Montour and Chuntay Her Many Horses sing and play the drums during their protest outside of Sports Authority Field at Mile High in Denver, Co on October 27, 2013. The protestors are against what they perceive as the "racist" Washington NFL team, and the name of their mascot the Washington Redskins in Denver, Co on October 27, 2013. (Photo By Helen H. Richardson/ The Denver Post)

Denver Post Helen H. Richardson