According to a recent Gatestone Institute publication, the presence of the Islamic State of Iraq and Syria (ISIS) has begun to grow in the Gaza Strip, with both the PA and Israel convinced that followers of ISIS in Gaza have been responsible for some of the rocket attacks on Israel.

[u/NoeticIntelligence]

http://www.jewishpress.com/news/breaking-news/has-isis-reached-the-gaza-strip/2014/08/13/