was last seen alive in defendant's apartment and that at this time she was injured so as not to be able to walk, and she was drugged and stumbling naked around the place. Dori's and Gay's testimony further established that Marcy was being confined in defendant's apartment against her will, that defendant was "scaring her," and that she had asked her friends to "get her out of there." Moreover, both girls testified that when they attempted to go into defendant's apartment to get Marcy, defendant met them in front of his house so as to prevent them from going up the stairs and into his second-floor apartment, screaming at them, and threatening that he would kill them and throw battery acid in their faces. Similarly, Marcy's mother, Sara,testified to the exhaustive and fruitless efforts she undertook to locate her daughter after Dori had told her what had happened with defendant. Sara also averred that Marcy was the type of girl who always remained in contact with family and friends and that it was entirely out of character for Marcy to disappear and never contact anyone again. In addition, the testimony of Dori and Gay provided a motive for the crime, namely, that defendant expressed great anger after the accident, threatening and blaming the girls for the car accident in which his mother's car was destroyed.
All of this testimony tended to prove that Marcy did not just disappear, but rather that she was killed, and it sufficiently corroborated the incriminating statements defendant made to Sexton, so