Keywords: Columbine fbi diagram 0001.jpg One of the diagrams made by FBI's Investigative and Prosecutive Graphic Unit after the Columbine High School Massacre Outside area of the school Source http //www cnn com/SPECIALS/2000/columbine cd/Pages/Sketch_0001 htm compare with http //www fbi gov//hq/lab/org/ipgu htm PD-USGov Columbine High School massacre |