Below, learn to detect the markings of a Satanic cult member. Hard to believe, but yes, this is a bonafide HowTo (truly, it's on the FBI's official list of resources on "Beheadings & Ritual Murders").
After that whole Christine O'Donnell thing, America's trust has been lowered. You never know what suspicious satanic activity may be going on right under your nose. Your neighbor. Your co-worker.
Keep those eyes peeled.