As yet another military campaign ends, the IDF turns out to be, as usual, the weakest link in the chain. Operation Cast Ballot, or as it is formally known, "Pillar of Defense," has come to an end. Childish to the end, the Palestinians and Israelis managed to miss a ceasefire on Tuesday, as they quarreled over who would fire the last shell. The practice of announcing a ceasefire in advance, so as to make certain that all troops know of it in time and observe it, has been perverted into a competition of who can fire more in less time.…