An Alabama school system’s “disconcerting” response to complaints from a Jewish student that a teacher had classmates perform a Nazi salute shows a lack of commitment to diversity, an organization that promotes civil and human rights said Friday. Mountain Brooks Schools issued a statement saying it was “deeply apologetic for the pain” caused by a lesson that “lacked sensitivity.” The Birmingham Civil Rights Institute questioned actions by the system, which previously ditched a diversity program produced by an organization that combats antisemitism. “It is in this light that we find a more recent incident involving the Nazi salute displayed by...