Parents of students in the California public school system have filed a lawsuit against the state's Department of Education in an attempt to remove a chant to Aztec gods that's part of a new ethnic studies curriculum. The lawsuit was filed Friday by the conservative legal firm Thomas More Society on behalf of the Californians for Equal Rights Foundation, individual taxpayers and parents of current and former students after their Aug. 26 letter to the State Superintendent of Public Instruction demanding withdraw of the Aztec prayer from the curriculum went unanswered. The lawsuit says the “Ethnic Studies Model Curriculum” has...