Julio Poch, right, a Dutch national and a former Argentine naval aviator extradited from Spain in 2010, attends a trial in Buenos Aires, Argentina, Wednesday, Nov. 28, 2012. The third

 

              Julio Poch, right, a Dutch national and a former Argentine naval aviator extradited from Spain in 2010, attends a trial in Buenos Aires, Argentina,  Wednesday, Nov. 28, 2012. The third
Julio Poch, right, a Dutch national and a former Argentine naval aviator extradited from Spain in 2010, attends a trial in Buenos Aires, Argentina, Wednesday, Nov. 28, 2012. The third trial for 68 Navy officers and civilians accused of human rights abuses believed to have been committed inside the Argentine Navy School of Mechanics begun Wednesday. Human rights groups say that more than 5,000 political prisoners passed through its torture chambers and fewer than half survived. The former school is now a museum honoring the victims (AP Photo/Eduardo Di Baia)