Sports mascots and nicknames invoking Native American imagery, culture, names and slurs are “a dehumanizing act,” said Miskopwaaganikwe Leora Tadgerson, citizen of the Gnoozhikaaning-Bay Mills Indian …Sports mascots and nicknames invoking Native American imagery, culture, names and slurs are “a dehumanizing act,” said Miskopwaaganikwe Leora Tadgerson, citizen of the Gnoozhikaaning-Bay Mills Indian …