. >> but they were able to track down his current girlfriend, angela allen. >> she said she loved him. as they stayed together a while, he became more and more abusive, and eventually he beat her up a couple of times, as best i recall. >> angela said she knew all about belynda. >> i heard a couple of messages on an answering machine. one of them was that she was pregnant and that she needed to talk to him about it. >> angela told police that she and armstrong ran into belynda in a local bar shortly before she disappeared, and there was a confrontation. >> she wanted to see him to clarify the fact that she was going to raise this child herself and it was hers no matter who it belonged to. >> angela told investigators she ended her relationship with armstrong when she learned belynda was pregnant. angela gave police several items armstrong had left with her before he left the area. among them, a large knife. police asked forensic experts whether this was the murder weapon. the answer was maybe. >> in my experience, people who attempt to match a particular knife to an injury venture a li