“It’s a real problem,” one Romney fund-raiser said. “We’re working very hard in the Jewish community because of Obama’s Israel problem. This was surprising.”…

Now, with this latest hiccup among Jewish donors, some in Romney’s camp have been wondering whether Bachmann and her allies are pushing the “Jewish” rumor to help their own fund-raising, sources said.

She has enjoyed strong popularity among Jewish voters and often talks about her stay on a kibbutz during the summer of 1974, when she was a teenager.

In a speech to the American Israel Political Action Committee last year, Bachmann recalled being guarded by soldiers while working on the kibbutz.