An IDF officer and three soldiers were killed early this morning in a terrorist attack on an IDF position close to Kerem Shalom, in the Southern Gaza Strip, inside Israeli territory. Two other soldiers were wounded in the accident, one seriously and one lightly. The families of the killed and the seriously wounded soldier have been notified. The Wounded were treated on the spot and then evacuated for medical treatment in hospital. Two terrorists crossed the border fence into Israeli territory, them grenades and opened small arms fire toward an IDF position, close to the fence. The soldiers in the position, and additional forces, which reached the scene of the event, returned fire toward the terrorists and killed them. Two Kalashnikov rifles and grenades were found on the bodies of the terrorists, who wore uniforms.