A second rabbinic letter about the New York City mayor's race repudiating the first has drawn hundreds of signatures in the day since its launch.Titled “Jews for a Shared Future,” the new letter rejects the argument that the frontrunner in the race is unacceptable because of his opposition to Israel and contends that Jews should see their safety in New York City and beyond as entwined with that of others.“In response to Jewish concerns about the New York mayoral race, we recognize that