Here are the stories of the weapons and men behind some of the most notorious crimes of the century. They are the weapons that have changed history. They are the guns wielded by men like Lee Harvey Oswald and Charles Whitman. They fired the bullets that killed John Lennon, Martin Luther King, Jr. and Malcolm X. They are the GUNS OF INFAMY. From the demons that drove the triggermen to commit their desperate acts to the often-humble origins of the weapons that they used, this program tells the stories of the guns and men behind some of the most notorious crimes of the century. Historians, weapons experts and collectors all share their insights, while archival footage brings the incidents to life once more.