reporter: a 9-year-old girl and her 5-year-old brother sitting for a photo. now at the age of 20, that same brother sits by himself. at a memorial built for his sister. amber hagerman disappeared from this texas parking lot 15 years ago this month. their mother is donna norris. well, here is amber s collection of barbie dolls. she loved her barbie dolls. she had 27 all together, and this is her most prized possession right here. reporter: amber was a precious and precocious third grader, who had been interviewed by dallas tv station wfaa for a story on single parent homes. you got a principal s award here for excellence. that s a big deal, isn t it? yes. what did you do to get that? i had to get an honor roll, a-been honor roll and do good things in the class and help. reporter: the tv station also took video of amber and her
reporter: a witness had seen a man jump out of a dark truck and grab the screaming little girl. amber s grandfather returned home and told his daughter, donna, the dreadful news. that s when my world just fell apart. and i started running towards where he was abducted at, where my father found her bike at, screaming for her, hoping that she would answer me, and she never did. reporter: four days after she disappeared, a man was walking his dog along this path about two miles away from the grandparent s house. something caught his attention in this creek. it was the body of a young girl. it was the body of amber. when amber was found in the creek, she was deceased. her throat had been cut. reporter: amber had also been sexually molested. the medical examiner said she had been kept alive for her killer for at least two days. i just kent crazy. i was screaming and crying. i was just in disbelief. no, that s not my daughter. my daughter s not dead. reporter: a massive manhunt
it. tonight, we look back at the case of amber hagerman who was abducted and murdered. the crime is still uninvolved. first, gary tuchman on what happened to amber as we continue our series on cold cases. reporter: aed-year-old girl and her 5-year-old brother sitting for a photo. now at the age of 20, that same brother sits by himself. at a memorial built for his sister. amber hagerman disappeared from this texas parking lot 15 years ago this month. their mother is donna norris. well, here is amber s collection of barbie dolls. she had 27 all together, and this is her most prized possession right here. reporter: amber was a precious and precocious third grader, who has been interviewed by a dallas tv station for a story on single parent homes. we got a principal s award
there s a tragic story behind it. tonight, we look back at the case of amber hagerman who was abducted and murdered. the crime is still uninvolved. in a few moments i ll talk to john walsh about the chance of catching her murderer. first, gary tuchman on what happened to amber as we continue our series on cold cases. reporter: a 9-year-old girl and her 5-year-old brother sitting for a photo. now at the age of 20, that same brother sits by himself. at a memorial built for his sister. amber hagerman disappeared from this texas parking lot 15 years ago this month. their mother is donna norris. well, here is amber s collection of barbie dolls. she loved her barbie dolls. she had 27 all together, and this is her most prized possession right here. reporter: amber was a precious and precocious third grader, who had been interviewed by dallas tv station wfaa for a story on single parent homes. you got a principal s award here for excellence.