Germany school shooting

Going on a shooting spree and killing many children has become a fantasy in U.S and the other nations. In Germany a teenage gunman murdered 15 people in one of the world's worst high school massacres.Tim Kretschmer had killed three women teachers and 8 girls. After this incident Germany is planning to tighten the gun laws. Similarly another incident has taken place in Alabama where the killer had comitted suicide after killing his family...