"To promote America's Army: Overmatch, a free game created by the Army as a recruitment tool, a group of Army Special Forces personnel staged an urban tactical assault exercise outside the [Los Angeles] convention center" hosting the Electronic Entertainment Expo, or E3. The "helicopters, machine guns and face-painted soldiers leaping off tall buildings" startled and even "panicked" passersby. One retired Army major with the game project said: "This game is what we do in reality.