under the circumstances. >> tonight we investigate. who killed the pr lady to the stars? and. and...>> very hard for me to talk to. >> you didn't listen to me then i wanted to -- tell me what happened? let me take her home. >> her mom chases the killer to a peruvian jail. >> it is agonizing to not have answers. that is the most difficult journey that any parent can endure is the not knowing. >> has her mystery been solved? >> they took a walk on the beach and on the beach they found this and brought it to the lobby the front desk. the police were called in. everything indicates this bone might we will be that the natalee holloway. after all of the holloways