Transcript for Family of American student found dead in Netherlands speaks out

Now we' go those new developmenn that mysterious mu. Can student studying in the netherlds fou D in her apartment. ABC's whit Johnson is heith E Y. The student's roommate is now custody. Reporter: That's right. Inveigators tugh still trying to figure out what led to this brutal stabbing Sarah Pappenheim's mother talked to us. This morning, new details the mysterious murder of Ann student studying abroad in the Netherland stabbed to ath Iner rotterdam apartme wednes roughly a block from erasmus er witnesses heard screams coming from thehird flohere the attack happened. Arreg roommate, a r-olddutchmanoel Schelling at a train station miles away shortly after her body wasfod. She could makes with anybody. My daughter started playing ums at 6,7 years old. She loved pla the drums. She just Rorter:er mother ov wi grief describing her daughter as a taldrummer who met her ma a alleged signs that her daughter had recently complained about the suspect's growing temper. Mom, he's nd. M his only iend.but then she brought up, you kn, that his anger, G angry but I always can him down. Reporter: They were not romantically involved. Pappenhe was studying psychology andus days away from returning home for chrimas. Since I heard she was C I raced to put M tree up. I couldn't have Christmas without it.I just want swers. Until I see her I will real I have tons of people to help but it'sind oik do you let them do -- bause Ty don't know your daughter like you do. Reporter: Sarah's mother told she's leaving today for the therlands. Friends in the Minnesota jazz scene are helping out rain money F the family, already Ising more T $18,000 on a Gome page. The mother and going to the netherlandss to get answers. Toughts te of year Ng holidays. Coming up miracle rv

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