Defense team claims police interrogator tried to hide result of test showing 17-year-old victim could have interred herself, supporting suspect's claim that he did not bury her
Edward Kachura tricked Lital Yael Melnik into conducting 'rebirth' therapy where she dug her own grave, but he pulled her tube so she couldn't breath, indictment says
Edward Kachura, accused of killing patient with whom he had a relationship, will face life sentence if convicted; investigators believe teen was buried alive