you had hamas. you had abu nidal. >> abu nidal was viewed as the most lethal of the terrorist groups. >> aterrorists attacked the airports, the latest that shocked the conscious of the world. it is clear the responsibility for these latest attacks lies squarely with the terrorists known as abu nidal and his organization. we shall make every effort to make abu nidal and other terrorists to justice. >> the abu nidal organization was a palestinian terrorist group devoted to the destruction of israel and the establishment of the palestinian state. >> in the '70s and into the '80s, they were responsible for the death or injury of over 900 people in 20 countries. the ano was as feared as isis is