The sniper is without doubt the most feared combatant in any theater of war, the best of whom have an array of skills far beyond simply being able to hit human targets at unfeasibly long distances. As ironic as it might be in wars where satellites and autonomous airplanes are on the same team, snipers are the STILL the most cost effective way of killing the enemy. Individual snipers routinely account for more kills than entire battalions operating in the same place at the same time, hit the target almost every time, and each bullet costs around €2. An elite sniper's skills cannot be assessed with a single measurement, so the “longest confirmed kill” record stands as the pseudo world championship for military combat riflemen, and as of now there's a new outright champion - using an Accuracy International L115A3, British Corporal Craig Harrison killed two Taliban with consecutive shots at a distance of 2.47 kilometres (8120 ft) in Helmand Province, Afghanistan last November (2009). He then fired a third shot and hit the Taliban's PKM machinegun in the most prodigious feat of marksmanship in military history.
Read the full article: World's longest sniper kill - 2.47km twice!