Washington Charter Schools

FILE - In this Feb. 25, 2016, file photo, children hold signs during a rally in support of charter schools at the Capitol in Olympia, Wash. On Thursday, Oct. 25, 2018, the Washington Supreme Court upheld most of the state's charter school law, eliminating the specter that the classrooms serving more than 3,000 students might have to close. (AP Photo/Ted S. Warren, File)