15 corpses were found in a mass grave in Inopacan , Leyte , in 2006 .
The accused were charged of executing 30 farmers in 1985 , in purging military assets within the New People 's Army in Southern Leyte .
15 corpses were found in a mass grave in Inopacan , Southern Leyte , in 2006 .
The accused were charged of executing 30 farmers in 1985 , in purging military assets within the New People 's Army in Southern Leyte .