http://www.jpost.com/Israel/Article.aspx?id=178574
Israeli government officials persuaded the activists to cancel the voyage, because they were worried that the media attention would remind international media of the Gaza flotilla when most of the world’s attention had shifted to other issues like the British Petroleum spill and the World Cup.
also ...
A group of Israeli students who were planning to go Turkey to remind the world about the Armenian genocide and what they labeled the ongoing Turkish oppression of their Kurdish minority may also cancel their plans.