Elementary school where he gunned down six adults and 20 children, all aged 6 and 7. investigators are pouring over a smashed computer found in the family home. also going through phone and credit card records, looking for any and all types of clues that might lead to some answers here. there may not be any as you know, bill. we have heard that the mother, took her son shooting. that's where he learned how to shoot apparently, the weapons that her mother legally owned. but beyond that investigators have a lot of questions still to answer. bill: it is extraordinary to think amount of devastatio...