Photo: Students protest in Jefferson County (AP Photo)

High school students Bronwyn Elisha, center left, and Tori Leu, center right, cheer as a passing motorist honk in support of their protest against a Jefferson County School Board proposal to emphasize patriotism and downplay civil unrest in the teaching of U.S. history, at Ralston Valley High School, in Arvada, Colo., Tuesday, Sept. 23, 2014.