 It was released in the United States on April 8, 1988.Nico Toscani is a respected sergeant of the Chicago police, before joining the force he was raised in the city of Palermo, Sicily and was interested in Aikido who traveled to Japan to study them, in 1969 he was recruited by the CIA agent Nelson Fox to participate in top-secret operations on the borders of Vietnam with Cambodia.In 1973, Toscani disliked his supervisor Kurt Zagon for the torture he and his men did to the Vietnamese, confronted Zagon and ended up leaving the CIA.