Ugandian authorities recovered the bodies of 41 people, including 38 students, who were burned,shot and hacked to death by attackers at the secomdary school.
Six people were abducted by the rebels,who fled across the porous border into the democratic Republic of Congo after the grisly raid.
Authorities blame the massacre at the school on Allied Democratic Forces, an armed group which has been launching attacks for years from bases in volatile Eastern DRC.