Mexicantown Massacre

Mexicantown Massacre is a major event prior to Deus Ex: Human Revolution.

Background
Sometime prior to 2027, a mechanically augmented fifteen year-old criminal posed a potential threat in Mexicantown. Adam Jensen, was given the order to shoot to kill, but refused to carry it out, The order was passed on to his team commander, Wayne Haas, who followed it. This resulted in violent, city-wide riots.

As a result of this, Jensen chose to leave SWAT. His superiors however, used him as a scapegoat, blaming him for the entire incident.