They should watch this.
United States Dept. of Education
Michigan Civil Rights Commission to File Discrmination Complaint with U.S. Dept. of Education over Indian Sports Names and Mascots
From the MCRC:
Later this morning, the Michigan Department of Civil Rights will file a complaint with the United States Department of Education, Office of Civil Rights (OCR) on behalf of all present and future students who are, are descended from, or otherwise self-identify as American Indians. This complaint asks OCR to order an end to the use of American Indian mascots, names, terms, graphics and/or other imagery as a violation of equal protection for primary and secondary students.
Here are the materials:
MDCR_2-8-13_Discrimination_Complaint
MDCR_2_8_13_Supporting_Argument
MDCR_2-8-13_Appendix_A_-_References