yes, J Street is a “false flag” operation pretending to support Israel while actually attempting to undermine or weaken her at every possible opportunity. A genuine enemy of Israel.
For some particulars, please see:
http://zoa.org/2013/04/10196411-zoa-report-j-street-siding-with-israels-enemies/
and for their funding source, which they lied about for years..... please see:
http://www.jta.org/2010/09/26/news-opinion/united-states/j-street-owns-up-to-soros-funding
Oh that’s why its funny