Around the Nation
2:06 pm
Wed January 9, 2013

What We've Learned From School Shootings

Originally published on Wed January 9, 2013 5:17 pm

When school shootings happen, experts work backwards to connect the dots. After the tragedies at Columbine High School and Virgina Tech, a number of studies have been conducted to identify potential threats. The disclaimer is always the same: every case is different.