so klebold is now 66 years old. for the families of 13 people who died and 24 people who were what is it you want to say to them? . the one thing, of course, that i want to say is, i am so sorry for what my son did. yet i know that just saying i'm sorry is such an inadequate response to all this suffering. there is never a day that goes by where i don't think of the people that dylan harmed. >> you use the word harmed. >> i think it's easier for me to say harmed than killed. it's still hard for me after all this time. >> is that about a certain need to deny what happened? >> i don't know. perhaps. perhaps. >> reporter: she seems to be trapped in a contradiction. remembering the son she once had and the murderer he became. >> called him the sunshine boy? >> we did when he was little, yeah. he had this sort of a mane of golden hair. and -- he was such a happy, precocious, brilliant little child. >> for all the parent hot have said, i would have something, i would have just known. >> i know. before columbine left-hand

sue klebold is now 66 years old. for the families of the 13 people who died and 24 people who were injured, most of them children. >> yes. >> reporter: what is it you want to say to them? >> the one thing, of course, that i want to say is, i am so sorry for what my son did. yet i know that just saying i'm sorry is such an inadequate response to all this suffering. there is never a day that goes by where i don't think of the people that dylan harmed. >> reporter: you use the word harmed. >> harmed. i think it's easier for me to say harmed than killed. and, and it's still hard for me after all this time. >> reporter: is that about a certain need to deny what happened? or -- >> i don't know. perhaps. it is very hard to live with the fact that someone you loved and raised has brutally killed people in such a horrific way. the last moments of his life were spent in violence, sadism. you know, he was cruel and hateful and -- and i have to own that. i just remember sitting there and reading about them. all these kids and th

the child in this picture is dylan klebold. in her book, his mother writes he wasn't the pinwheel-eyed portrait of evil we know from cartoons. he was shy, likeable, with hands-on parents. >> -- who put them to bed with stories and prayers and hugs. >> reporter: the klebolds, the family who lived in this house in the foothills of the rockies. their two sons named after famous poets. sue klebold calls dylan her league, gave big hugs and kisses and built tall ships out of legos. >> and he wouldn't just work on one puzzle, he'd dump them all into a big mountain so that he could solve five or six of them at the same time. >> reporter: sue klebold says he was easily embarrassed. tearful and hard on himself if he made a mistake. he's shy heading into adolescence. >> he talked about looking weird. he was a tall, gawky kid with glasses. >> reporter: but he has friends, goes out to parties. friday night bowling with friends. she says some of his friends decide it's cool to look different from the jocks. they buy long black coats. but did

which brings us to the central question about dylan klebold. why did he go from suicidal to homicidal? did eric infect him with a kind of pathological virus? or was it dylan's presence that reinforced eric's violent fantasies? >> do you think dylan klebold knew right from wrong? >> yes, absolutely he did. but it did not preclude him from being able to participate in the planning and to carry it out. >> do you believe in evil? >> i don't think so. i don't think i do. >> reporter: but o'toole says there were signs that were missed and that it's striking how many other people might have raised an alarm. pizzeria where dylan worked had seen the two boys experimenting with a pipe bomb. and perhaps most shocking of all the police knew eric had a website. ten pages of savage threats. some frightened parents had alerted them. police started to draw up a search warrant. but thinking they don't have enough do nothing. sue klebold says for months and months her mind was looking for any way to deny the truth. >> i believed this was a moment of madness. i b

nearly two decades later, sue klebold is speaking out. the mother trapped in contradiction between a little boy and all she believed he could be and the murderer he became. and especially for the families of the victims, those urgent and anguished questions never answered, until now. constitute massacre have been prevented, and warning signs that may have been missed. here's abc's diane sawyer. >> reporter: it is 1999. a shock wave hits america. two high school boys in trench coats carrying shotguns, a semiautomatic weapon, and homemade bombs walk into their school and begin the slaughter of their classmates. who were sitting on the grass eating their lunch. who were hiding under tables. no defense from the terror. 13 are kill the. and we are all watching for the first time children run out of their school fleeing mayhem. >> a lot of students -- >> coverage of the columbine -- >> reporter: we see a wounded student struggling out the window of his high school to escape with his life. and for the years to come, we would all be asking the sa

in her book sue klebold writes, cartoons. he was shy, like bible, hands-on parents, put them to bed with and hugs. >> reporter: sue klebold calls dylan her shiny penny. in gifted classes. loved little league. gave big hugs and kisses.ut of legos. >> he wouldn't just work on one puzzle, he'd dump them into a big mountain so he could solve five or six of them at the same r: she says he was easily embarrassed, tearful and hard on himself if he made a mistake. >> he talked about looking s a tall, gawky kid with glasses. >> reporter: she says she does notice something, that dylan seems to be losing interest in good grades. but she now says, as she looks back over she is male a big mistake. her son is changing. but she writes off the changes. as an adolescent phase. >> sometimes he would or quiet. and i remember asking him, are you okay? are you sure you're okay? you seem so tired. and he'd stand up and say, i've got a lot of homework, i need to go toou'd let it go. >> i let it go. and that's the difference. i would dig. if it were

klebold say she is sorry to the victims. >> parents we talk to said why has it taken so long. bottom line no question after watching tonight interview we all have a better understanding of the pain and remorse she experienced. this is an interview that has again stirred things up for all columbine families. sue klebold told diane sawyer at one point she realized she could not run away from this. >> she talks about the shame, she talks about fear. >>reporter: answers to questions that haae lingered klebold accepted any responsibility for what 1999? >> i think she has gone back over her life she says and try >>reporter: the events of april 20, 1999 forever change the lives of students, teachers and administrators at columbine. images and facts permanently embossed in colorado's history, in america's memories. >> these are kids at high school what in the world is going on here. >>reporter: one of the first reporters to arrive at % columbine the initial call a drive-by shooting. in the investigations that followeddwe learned eric harris and dylan klebold have planted bombs were at

so klebold is now 66 years old. for the families of 13 people who diedd and 24 people who were injured, most of them children, what is it you want to say to them? . the one thing, of course, that i want to say is, i am so sorry for what my son did. yet i know that just saying i'm sorry is such an inadequate response to all this suffering. there is never a day that goes by where i don't think of the peop thatt dylan harmed. >> you use the word harmed. >> i think it's easier for me to say harmed ththan killed. it's still hard for me after all this time. to deny what happened? >> i don't know. perhaps. perhaps. >> reporter: she seems to be trapped in a contradiion. remembering the son she once had and the murderer he bebecame. >> called him the sunshine boy? >> we did when he was little, yeah. he had this sort of a mane of golden hair. it was just thick and round and -- he was such a happy, precocious, brilliant little child. >> for all the parent hot have said, i would have someththing, i would have just known. >> i k

she wanted to see what sue klebold had to say. lindsay watts has more. >> reporter: casey johnson says 17 years later she still thinks about what happened that day at columbine nearly every day. reminder. out thh front. >> reporter: and she says the two shooters showed no mercy. they yelled at her after attacking her, johnson says she closed her eyes and played dead to try to survive. she tells us she has no angry feelings toward sue klebold or any of the parents of the shooters. about what they saw from the boys. she is now focused on her own four children protecting them and being ggateful for them. >> every time i drive up to the schoolland drop them off, i'm saying a prayer for the school and for my kids and every single day i pick them up, i'm thankful to be bringing them home. it's a real choice and battle for me to let them out the door >> reporter: we also heard from another columbine survivor who was left paralyzed by the attack. she has writttn a letter to sue us. it reads in part i have no ill will toward you just as i

today, what sue klebold learned as she struggled to come to

((sue klebold/ mother of dylan klebold) i just remember sitting there and reading about them, all these kids, and the teacher, and i keep thinking, constantly thought, how i would feel if were the other way around and one of their children had shot mine. i would feel exactly the same klebold is speaking out... saying she says she hopes it will help other parents spot potential signs of trouble with their kids. police in columbus, ohio are trying to find the motive behind a brutal machete attack in a restaurant before the suspect was shot and killed by police. according to witnesses.. it was a scene of carnage when the man walked into a mediterranean restaurant and started slashing people. 6 of the injured were hospitalized. the attacker ran out of the restaurant before he was confronted by polic and shot. a police chase in texas ended in a head-on crash that killed two people. kaufman police say they received a report of a reckless driver going the wrong-way on u-s highway 175. ehen officers located the vehicle they tried to get the person off the road, but couldn't stop the s-u-v befor