ARMED GUARDS

THE ONLY THING THAT WILL STOP SCHOOL SHOOTINGS IS TO HAVE  WELL-TRAINED ARMED GUARDS ON DUTY AT ALL TIMES.

THE LATEST SHOOTER WAS ABLE TO GET HIS GUN INTO THE ATLANTA SCHOOL IN SPITE OF THE "METAL DETECTORS".

BUT HE COULD NOT GET PAST THE ARMED GUARD:

http://www.cbsnews.com/8301-201_162-57567103/atlanta-schools-chief-unsure-how-middle-school-shooter-got-past-metal-detector/