Ms. Villasano’s sister-in-law then called the superintendent ... Ms. Villasano’s lawyers argued that wearing the sash at the graduation ceremony on Saturday was private speech protected ...

Wang wrote that wearing a sash during a graduation ceremony ... religious and cultural regalia at graduation ceremonies. This year, Colorado passed a law making it illegal to keep Native American ...

District officials said the sash violated graduation policies ... was violating free speech rights not only under federal law but also those protected by the Colorado Constitution.