Hurricane Katrina wiped out "Camp Casey" and that could be a good or a bad thing, depending on your point of view. The storm diverted attention from Cindy Sheehan's anti-war protest in Crawford, Texas and caused President Bush to ditch his vacation and high-tail it back to Washington where, reports say, Ms. Sheehan will follow. Like the Terri Schiavo controversy a few months ago, the Cindy Sheehan saga contains some peril for ideologues, even though they might not know it. Smart conservatives realized that fanatical rantings about the health of Ms. Schiavo and criticism of a Florida judge who appeared...