In yet another black eye for the city Department of Education and the United Federation of Teachers, antisemitism is so out of control at Origins HS in Sheepshead Bay that history teacher Danielle Kaminsky has resorted to suing after months of intimidation and harassment. And The Post’s Susan Edelman confirmed the situation in interviews with multiple staffers as well as outside sources. Just three weeks after the Oct. 7 Hamas massacre of 1,200 Israelis, dozens of teens marched through the halls waving a Palestinian flag and chanting “Death to Israel!” and “Kill the Jews!” A student giving a Nazi salute...