In the millions of pixels devoted to the radical Occupy Wall Streeters, virtually nothing has been said about its anti-Semitic elements. The conservative Emergency Committee for Israel is out with an eye-popping ad: A growing number of Israelis and foreign Jewish groups are expressing concern over the anti-Semitic flavor of some of the “Occupy Wall St.” economic protests in the US. . . . In Los Angeles, California, protester Patricia McAllister, who identified herself as an employee of the Los Angeles Unified School District (we can only hope she is not an educator), had this to say: “I think that...