Article Photos: Paraguayan farmers question probe into killings 18/25

In this Nov. 7, 2012 photo, Mariano Castro, left, poses for a portrait with his grandson Mario Castro Rodriguez in the Yvy Pyta settlement near Curuguaty, Paraguay. Castro's son Adolfo was killed and his two other sons Adalberto and Nestor were imprisoned during the “Massacre of Curuguaty” on June 15 when negotiations between farmers occupying a rich politician's land ended with a barrage of bullets that killed 11 farmers and 6 police officers. (AP Photo/Jorge Saenz)