GERMANY, DUISBURG - SEPTEMBER 01, 2006: A policeman stands guard at the elementary school in Duisburg's Dislichstrasse on September 01, 2006, Duisburg-Meiderich, Germany. On the evening of August 31, 2006 a nine year old schoolgirl was wounded as she played in the schoolyard with other pupils, children heard two shoots fired. The police are tracing a suspect, a former teacher living opposite the school. (Photo by Lars Baron/Getty Images)
