Vice president Joe Biden is off to Israel to try to play kissy-face with hosts who are likely in no mood to pucker up. And for good reason: There’s a super abundance of evidence that President Obama is no friend of the Jewish state, and the Israelis must make the not-too-difficult decision of whether to believe Joe Biden or their own eyes and ears. What would you do if you were Israel and you were confronted by a now-nuclear Iran?