Off-duty Israel Defense Forces officer fatally shot attacker . Israel conducted a large-scale operation in Gaza to hunt down Palestinian militants who have been firing dozens of rockets into Israel . Gunman went into Jewish seminary in Jerusalem with little apparent notice . Police spokesman : `` There was no alert or warning about this attack '' he came from a nearby settlement and entered the school through an open gate, which is not unusual for settlers who enter Israeli territory illegally.
Off-duty Israel Defense Forces officer fatally shot attacker . Gunman went into Jewish seminary in Jerusalem with little apparent notice . Police spokesman : `` There was no alert or warning about this attack '' he came from a nearby settlement and entered the school through an open gate, which is not unusual for settlers who enter Israeli territory illegally.