DIAGRAM OF COLUMBINE HIGH SCHOOL SHOOTINGS

11:25 - 11:29 am (911 call from Patti Nielson)

EVENT SUMMARY

April 20, 1999 at 11:25 - 11:29 am (911 call from Patti Nielson)

11:25 - 11:29 a.m.    (NOTE:   GREEN dots indicate witness positions who observed the activity)

·        Diagram 29 - Patricia Nielson runs into the library where she calls 911.  Brian Anderson staggers down the hallway toward the library.