Washington DC — (Scheerpost) — I know you. I met you in the dense canopies in the war in El Salvador. It was there that I first heard the single, high-pitched crack of the sniper bullet. Distinct. Ominous. A sound that spreads terror. Army units I traveled with, enraged by the lethal accuracy of rebel snipers, set up heavy .50 caliber machine guns and sprayed the foliage overhead until your body, a bloodied and mangled pulp, dropped to the ground. I saw you at work in Basra in Iraq and of