A presentation by students at an Scottsdale high school regarding the humanitarian situation in Gaza shocked state director Tom Horne, who sharply condemned the presentation for being “propaganda” and claimed that students were “giving aid and support terror groups.” “This could be an ‘blood libel’ that is similar to blood libels used during early Middle Ages to get people to commit murder and innocent Jewish persons,” Horne said of the presentation of students in the November. 7 email that was sent out to schools…