mair sherlach, the school psychologist, she was 56. teacher victoria soto was 27.r was 6 years old. and allison wyatt was 6 years old as well. we remember them all tonight and in the days, the weeks and hopefully the years ahead. a vigil in main street here in newtown. we're going to take a short break and be back in a moment. lots of prepaid cards come pre-filled with problems. enough is enough. introducing chase liquid. the reloadable card with no-fee reloads and withdrawals at chase atms. and no headaches, hassles or confusion. all for one flat monthly fee. get rid of prepaid problems. get chase liquid. >>> the shooting in newtown is now if second deadliest school shooting in u.s. history behind the virginia tech massacre in 2007. after every event like this, the questions always are the same, what causes this kind of a shooting? how can this happen? how can they be stopped? i'm joined now by katherine newman from baltimore who wrote the book "rampage, the social roots of school shootings" she's studied many of these kinds of events. i've read a little bit about

mair sherlach, the school psychologist, she was 56. teacher victoria soto was 27.min wheeler was 6 years old. and allison wyatt was 6 years old as well. we remember them all tonight and in the days, the weeks and hopefully the years ahead. a vigil in main street here in newtown. we're going to take a short break and be back in a moment. >>> the shooting in newtown is now the second deadliest school shooting in u.s. history behind the virginia tech massacre in 2007. after every event like this, the questions always are the same, what causes this kind of a shooting? how can this happen? how can they be stopped? i'm joined now by katherine newman from baltimore who wrote the book "rampage, the social roots of school shootings" she's studied many of these kinds of events. catherine, i really appreciate you being with us and i have read a little your research what have you learned about these shootings that are sort of counterintuitive? people think they know what causes them at times about the columbine. but so many of the things we thought we knew about columbine have

mair sherlach, the school psychologist, she was 56. teacher victoria soto was 27.years old. and allison wyatt was 6 years old as well. we remember them all tonight and in the days, the weeks and hopefully the years ahead. a vigil in main street here in newtown. we're going to take a short break and be back in a moment. >>> the shooting in newtown is now if second deadliest school shooting in u.s. history behind the virginia tech massacre in 2007. after every event like this, the questions always are the same, what causes this kind of a shooting? how can this happen? how can they be stopped? i'm joined now by katherine newman from baltimore who wrote the book "rampage, the social roots of school shootings" she's studied many of these kinds of events. i've read a little bit about your research. what have you learned about these shootings that are sort of counterintuitive? people think they know what causes them at times about the columbine. but so many of the things we thought we knew about columbine have turned out not to be true. what do we now know about what caus