Greta Berlin, spokeswoman for and co-founder of the Free Gaza movement, is a radical anti-Israel activist with a background in communications and theater arts. She apparently has no compunction about distorting the facts to further her agenda. 
International Herald Tribune editors were asleep at the helm, ignoring video evidence showing violence on the part of the flotilla passengers, whitewashing IHH, and giving a distorted picture of international law.
In the aftermath of Israel's operation to prevent pro-Palestinian radicals from violating the naval blockade on the Hamas-ruled Gaza Strip, media organizations are again focusing on Israel and its opponents in a way reminiscent of the onset of the second Palestinian "intifada." 
Under international law Israel is within its rights to establish a maritime blockade of the Hamas-ruled Gaza Strip, and to arrest "peace activists" on board vessels attempting to run the blockade, since Hamas is a hostile entity engaged in illegal armed confiict against Israeli civilians. 
The Israel-Palestine Mission Network of the Presbyterian Church (USA) injects anti-Jewish animus into peacemaking efforts by obliquely linking acts of violence to Jewish groups in the U.S.
J Street has condemned a report issued by the PC(USA)'s Middle East Study Committee for seeking to withhold military aid to Israel and for invoking their name without consultation.
Presbyterian Peacemakers affirm Israel's right to exist in one document, but attack Zionism in another.
Anna Baltzer is a Jew who makes false charges against Israel. This puts her in high demand as a speaker at churches and universities who relish a Jew condemning Israel.