here's josh mankiewicz with "11 minutes. " >> the long road of parenthood, always watching as your kids grasp at life. you cheer from the stands. >> get him madison. >> do your best to keep them safe, hoping they make it through this world in one piece. madison holton was born a handful. his parents, april and michael, could barely keep up. >> madison was always the helpful kid. >> tanya was madison's mom's best friend. she says madison was always sweet and a little different. >> i remember we had a birdhouse that my mom had brought over, and she was going to put it in my backyard. the other kids run, go, play, have fun, oh, mom needs help? whatever. >> not available. >> not available. madison's like hey, do you want me to help you do it? >> school was a battlefield. madison was picked on, the scrawny kid and a bit of a lo loner. >> he was always doing his own thing. >> everything changed by madison's seen jor yenior year school. he sprouted to almost 6 feet and had less time for dad and mom. >> madison was very social. he had a lot of friends. >> hannah traylor and madison grew up in t

here is josh mankiewicz with "she didn't come home." >>> time can be like a river, a long stream of events rushing by. most barely make a ripple. but a few, like the sudden loss of a close friend, a child, or a parent, have a way of circling back upon us in a ceaseless loop of memory and regret. that's the way it's been for john heckel and his sister alicia talbot ever since that completely normal morning in 1991 when their mom kathy heck l kissed them good-bye, left for work, and never returned. >> do you remember her leaving that morning? >> yeah. i -- i mean like every other day. >> yeah. >> same routine all the time, every time she left us, she kissed us goodbye. >> it was a july morning. alicia, 13, and john, then nine, were home for summer vacation. a little after 9:00 a.m., alicia says her mom called from her job. >> we discussed having dinner and having pork chops. >> uh-huh. yeah. because that was one of my favorite things that she cooked. >> later they tried to contact their mom at work. >> one of the times we tried to call her was around lunchtime. and she had left for lunch. >>

here's josh mankiewicz with "in the middle of the night. " >> it was a saturday morning in 1948 when sheila wysocki's phone rang. >> it was a girlfriend, and she said there's been an accident. >> an accident involving sheila's good friend, freshman roommate and fellow student at southern methodist university, angie samota. >> i initially thought that angie had been in a car accident. and of course, i went through the, is she in the hospital, where is she? and i wasn't getting any information from her. and my girlfriend was crying. >> that's because it wasn't an accident. that same morning, angie's sorority sister, evelyn, was given the news straight out by friends. >> they told me angie had been murdered. she had been found naked with a lot of stab wounds. it was -- it was absolutely a shock. >> angie samota had not only been killed, but butchered, repeatedly stabbed in her own bedroom. it was a bloody end to a life that had so much promise. >> she was the most amazing person. she was full of life. she could light up a room. she was very hard worker, and she knew where she was going.

here's josh mankiewicz with "jagged. " >> there aren't too many places left in this country where you'll find americans still making the things americans use. one of them is this plant in northern ohio. inside these walls is where an astonishingly long and twisting trail began. by the time it ended, it had touched a shattered family, a stunned law enforcement agency and a surprisingly large collection of potential suspects whose names became known to all. often on "dateline" we tell the stories of families and detectives who find themselves bound together by the same murder. who end up working side by side toward a common goal, sometimes pursuing the same investigation from two different angles. and often each can wind up appreciating the efforts of the other. this wasn't that. at the center of this human cyclone of distrust is a young mom who worked in that plant. heather bogle worked overnights. one eight-hour shift after another. a single parent with a singular mission. >> her main focus was always her daughter. >> heather's younger sister, jen. >> she wasn't too concerned about getti

here's josh mankiewicz with "a bronx tale. " ♪ ♪ ♪ >> sing sing correctional facility. security prison in new york. this is the big house. home to some of the worst of the worst. killers, rapists, drug dealers. >> good morning. >> thank you. >> it is not where you'd expect to find this gentle woman. >> in sing sing, they call me grandma. >> grandma is sister joanna chan, a marinol nun. >> i began working at sing sing more than 12 years ago. >> this is the battle about general. >> grandma volunteers at the prison, working with inmates in a theater program. she even teaches them chinese. through the years, grandma has helped dozens of men. but she says this inmate here on stage, a convicted killer, has changed her. >> he is just so brave. watching him all these years, i took such courage myself watching him. >> sister joanna remembers the first time she met this inmate. he was sitting alone eating. >> he said, my family send me 30 pounds of food. so i said, your family must love you very much. and he said, yes, because they know i'm innocent. and that's how the whole stor

here's josh mankiewicz with "missing marie. "? >> secrets. we all have them. some are small. some large. some professional. others very, very personal. this is a story about secrets. about a woman who was very good at keeping them. and about what happened when that woman suddenly disappeared. >> she was beautiful. my mom was really beautiful. a great person. a nice person. >> as a little boy, marcus singleton couldn't possibly foresee the loss he would suffer or the terrible choice he would one day have to make. all he knew back then was his mother's love. >> i mean, she helped people, you know, if there was a kid in the street who needed something, she would pull over and see if they were okay, you know, she was -- she was that type of person that taught me to basically put others before myself first. >> marie was single when she had marcus. he was the center of her world. kelly clayton was marie's hairdresser and good friend. >> she talked about him a lot, the things that he was doing in school. she got really excited about marcus. >> marie's friends and co-workers bridget

here is josh mankiewicz with "deadly intent. " >> you're looking at the life of the hoagland family of san diego played out in brief. moments stretching across the years from the prosaic to the profound. that's the mom, connie. just after she gave birth to son jonathan. >> look over here, guy, one, two, three. good one. >> here he is, six years later, after losing a tooth. >> hey, jonathan, that's a great smile you have there. >> this is oldest daughter jill learning to play golf. >> that's a nice one, jill. >> and this is her little sister jaclyn. today the kids are grown. when we met them jill has a child of her own. jaclyn is married and jonathan has graduated high school. looking back, the childhood they describe is one of stability and routine. >> just normal happy family, i say it would be. >> mm-hmm. we go to church on sundays. we'd have movie nights or family vacation that we had taken, usually disneyland, which is our favorite. everything was just as a family. everything was perfect. >> they loved each other and they had a great marriage. >> exactly. >> the patriarch of the ho

josh mankiewicz: two families torn apart by one devastating crime.e right. being a mom was who she was.