How about shoot first and ask questions later? That would be a start! That is how you treat cowards.
No Pay; never any further Government Job; No "Federal Benefits," ; NO Possibility of furthur Governmental Employment,; Constant Surveillance,; Permanent Status as Faithless Cowards,; Loss of ALL "Privileges of Iraqi Citizenship,"; Total Loss of ALL "Status" in Iraqi Society for "Cowardice."
Pretty much the Fate of an American "Deserter."
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