WASHINGTON (AP) — The display of a Nazi flag by a man at a Bernie Sanders campaign rally in Arizona drew condemnation from Jewish American groups and his main rival in the Democratic presidential primary on Friday amid ongoing worries about Democratic candidates' security at public events.

Images of a flag depicting the Nazi swastika symbol that was briefly displayed at Sanders' Thursday night rally in Phoenix began circulating online after the incident. The moment also elicited warnings about anti-Semitism directed at the Jewish Sanders, who has talked about members of his father's family bei...