“The American sniper could be regarded as the greatest all-around rifleman the world has ever known….” At the start of the war in Vietnam, the United States had no snipers; by the end of the war, Marine and army precision marksmen had killed more than 10,000 NVA and VC soldiers—the equivalent of an entire division—at the cost of under 20,000 bullets, proving that long-range shooters still had a...