Police officers stand guard next to the body of a student at a primary school in Tactic, in Alta Verapaz region, some 189km (117 miles) from Guatemala City, September 12, 2012. According to local media, a man entered the school and killed two children, one 8-years-old and the other 13, with a machete. The man was later lynched by a mob, who beat him up and burned him alive. REUTERS/Volunteers Firefighters/Handout (GUATEMALA - Tags: EDUCATION CRIME LAW) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS Published: Zář. 12, 2012, 8:33 odp. | Foto: Reuters