They've gained popularity though their social programs; Netanyahu has already made moves to ban the group, and claims its efforts have helped fuel the current unrest.
Al Aqsa Martyrs Brigade
Saeb Erekat says Israel's decision to freeze Palestinian funds is equal to piracy; dozens of security in prisoners in Israel to go on hunger strike Sunday.
Mohammed Abu Amsa of Beit Hanoun held after requesting entry into Israel, en route to Ramallah for medical treatment.
Israeli soldiers and Palestinians exchange fire in arrest operation at refugee camp, witnesses say
Reason for the arrest in Jenin of former Al-Aqsa Martyrs Brigade commander is unknown.