Keywords: Columbine fbi diagram 0010.jpg One of the diagrams made by FBI's Investigative and Prosecutive Graphic Unit after the Columbine High School Massacre Klebold walks into the cafeteria towards the vending machines Source http //www cnn com/SPECIALS/2000/columbine cd/Pages/Sketch_0010 htm compare with http //www fbi gov//hq/lab/org/ipgu htm PD-USGov Columbine High School massacre |