 He was visible only from the waist up. It was a one in a million shot. I could probably shoot a whole box of ammo and never hit him again. Later that day, Sergeant Gilliland found out that the American soldier who had been killed by the Iraqi was Staff Sergeant Jason Benford, 30, a good friend. The insurgent was one of between 55 and 65. Sergeant Gilliland estimates that he shot dead in less than five months, putting him within striking distance of sniper legends such as Carlos Hathcock, a Marine who recorded 93 confirmed kills in Vietnam. One of his men, Specialist