The military wing of Islamic Jihad, the Al-Quds Brigades, on Tuesday claimed responsibility for launching two homemade projectiles at the Zionist military post of Nahal 'Oz, east of Gaza City. The Abu Ali Mustafa Brigades of the PFLP reported launching two homemade projectiles at the Zionist Western Negev town of Sderot. The brigades stated that the operation was retaliation for the oppression of Palestinian detainees in Zionist prisons. The military wing of Fatah, the Al-Aqsa Brigades, on Monday evening claimed that one of its groups of fighters clashed with an Zionist undercover force in Beit Hanoun, in the northern Gaza Strip. The Brigades said it was part of the preparation for resistance to an Zionist invasion of the Gaza Strip.