How many years do we have to keep reading about these tragic stories of kids throwing rocks onto highways off overpasses... ?

http://www.foxnews.com/health/2014/0...tcmp=obnetwork

http://www.dailymail.co.uk/news/arti...opped-car.html

http://www.nydailynews.com/news/crim...icle-1.1868125

we can put men on the moon, rovers on mars, take care of millions of illegal aliens, yet we will not spend the money for fences atop overpasses.... forget that some kids are monsters, they would not be able to do this with a fence installed.