>>64175114
"In Fallujah, Iraq Marines with ACOG-equipped M16A4s created a stir by taking so many headshots that until the wounds were closely examined, some observers thought the insurgents had been executed." Venola, Richard (December 2004). "Iraq: Lessons From The Sandbox". Combat Arms. 1 (1). Guns & Ammo: 22–30. ISSN 0810-8838.

Marines with 20" inch ARs and ACOGs in Fallujah (!) got so many headshots people thought they were committing war crimes. That tells you all you need to know. Both peak performance and peak sovl.