Geronimo!

Osama bin Laden dead: code name Geronimo
telegraph.co.uk

Shortly afterwards, a Navy Seal halfway across the world sent the message “Geronimo EKIA” – meaning enemy killed in action – which was relayed to a jubilant White House Situation Room.

According to NBC the exact quote from the site:
“For God and Country, Geronimo, Geronimo, Geronimo!”