When the Palestinian extremist group Hamas unleashed a blitz of bloodshed on Israel in mid-October, climaxing in the suicide bombing of a Tel Aviv bus that left 23 dead, it meant to escalate the conflict between Arab and Jew to a more vicious level. Last week Israel gave an uncompromising answer to the challenge. Through leaks to the media, Israeli security officials let it be known that "this is now a war with gloves off. Whatever is needed to neutralize these people, whether it's to put them in jail or whatever, will be done."
According to intelligence sources, new instructions issued...