A former Israeli spymaster has branded the country's leaders unfit to tackle the Iranian nuclear program and "messianic" in the strongest criticism from a security veteran of threats to launch a preemptive war. Other veterans have come out against Prime Minister Benjamin Netanyahu and Defense Minister Ehud Barak. But the censure from Yuval Diskin, who retired as head of the Shin Bet domestic intelligence service last year, was especially strong and unusual in using the language of religious fervor that Israelis associate with Islamist foes. "I have no faith in the prime minister, nor in the defense minister," Diskin said...