He hasn't yet entered the Presidential race, and yet Fred Thompson, yesterday, showed us why he's the scariest Republican Presidential candidate. And maybe the scariest of both parties. Don't believe Thompson's claim that he understands the Islamist jihadist threat to America. His announcement, yesterday, of his choice of Spencer Abraham as campaign manager, told us everything we need to know. Although Abraham, of Lebanese descent, is a Maronite Christian, he is a career water carrier for Islamists of the most extremist stripe and made that the cornerstone of his failed, one-term Senate career and equally lousy tenure as Energy Secretary....