In his book, American Sniper, Kyle describes his longest successful shot: in 2008, outside Sadr City, he killed an insurgent sniper aiming at other members of the US military with "a straight-up luck shot" from his McMillan Tac-338 sniper rifle from about 2,100 yards (1,920 m) away.
Dalam bukunya, American Sniper, Kyle menjelaskan sukses tembakannya terpanjang: pada tahun 2008, di luar Kota Sadr, ia membunuh seorang pemberontak hendak menembakkan roket granat (RPG) di konvoi tentara AS dengan "tembakan keberuntungan lurus-up" dari nya McMillan Tac-338 senapan sniper dari sekitar 2.100 yard (1.920 m) jauhnya.