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A US Army combat engineer, with Psalm 23 written on his kevlar, bows his head as he takes a short rest after securing an important two lane bridge over the Euphrates river, outside Baghdad, April 4, 2003 (Credit: Reuters/Kai Pfaffenbach)

A US Army combat engineer, with Psalm 23 written on his kevlar, bows his head as he takes a short rest after securing an important two lane bridge over the Euphrates river, outside Baghdad, April 4, 2003 (Credit: Reuters/Kai Pfaffenbach)