Examine the January 2013 al-Qaeda siege of a gas facility in Algeria and the deaths of 37 workers.

On January 16, 2013, al-Qaeda terrorists took control of a giant gas facility in Algeria in a siege that lasted four days and led to the deaths of 37 expatriate workers. This program tells in forensic detail and, for the first time, the story of the siege and investigates the circumstances of the attack: who were the people behind it, why did they attack and how were they able to pull it off? The film also examines the controversial Algerian response that contributed to the 37 fatalities, exploring the human tragedies and consequences of the attack.