New York City mayoral Candidate Zohran Mamdani presents a danger to New York City Jewry, and community members should rally to oppose his election, Park Avenue Rabbi Elliot Cosgrove said in a Saturday sermon, reiterating this in a Tuesday conversation with The Jerusalem Post.“I believe Mamdani poses a danger to the security of the New York Jewish community,” Cosgrove said in a recording of his sermon. “He is a danger to the Jewish body politic of New York City.”Cosgrove told the Post that the