None of the Democrats challenging, or thinking about challenging, Democratic Rep. Jim Moran is talking about anti-Semitism, Israel or the fact that the challengers smell blood in the water. But it's anti-Semitism -- or Moran's perceived insensitivity to a key Democratic constituency -- that has made their candidacies even thinkable. The seven-term Virginia congressman has never had a primary challenge. Today, barely three months since he publicly blamed Jews for leading the nation to war with Iraq, Moran is facing four possible contenders. And all of them are steering clear of the 800-pound gorilla. "I'm absolutely not running because of...