Rahmanullah Lakanwal, the man who authorities say shot two National Guardsmen outside the White House, had previously worked in a CIA-backed “Zero Unit” in Afghanistan, often called “death squads” by human rights groups. “The United States made this person into a child soldier, and now is experiencing what I think is one of the most horrifically bright-line cases of imperial blowback that we’ve seen throughout the 'war on terror,'” says Spencer Ackerman, journalist and author focused on U.S. military and foreign policy.