On October 27 , 2018 , after a domestic terrorist murdered 11 worshipers in a mass shooting at Tree of Life Synagogue , Rabbi Creditor spoke alongside Mayor Bill de Blasio , Cardinal Timonthy M. Dolan , and other New York faith and elected leaders . Two months later , he published " Holding Fast : Jews Respond to American Gun Violence , " a collection of teens , rabbis , and others from the Tree of Life community and beyond , calling as Jews for an end to American Gun Violence
mass shooting
Pittsburgh synagogue shooting
Menachem Creditor