I don't think we can stop them. Tragedies; e.g., hurricanes, car accidents happen in life.
Maybe we can mitigate it some by allowing teachers to carry arms.
How many car accident deaths every year?
We CAN mitigate it by NOT allowing these ZOMBIE drugs to be handed out like gumdrops -
These drugs are off the table for discussing because too m any pols have lucrative stocks in these billion of dollars a year mind-destroying drugs. WAKE UP PEOPLE.
http://vaccineliberationarmy.com/fox-news-school-shootings-caused-by-teens-on-anti-depressants/
http://www.ssristories.com/index.php?p=school
go to youTube and search the subject. Seeple. Turn off “Idol” and “Dancing with the Stars” for one night and educate yourselves. How many years has this information been available! But we let them get away with ignoring it and with continued destruction of peoples lives - both the perpetrators, their families and the victims.
A sleeping public bears guilt too.