nicolosi says his therapy isn't harmful, and he only treats people who want to change. not true, says ryan kendall. >> it led me to periods of homelessness, to drug abuse, to spending a decade of my life wanting to kill myself. it led to so much pain and struggle, and i want them to know that what they do hurts people. it hurts children. it has no basis in fact. and they need to stop. >> reporter: randi kaye, cnn, los angeles. >> let's get back to the lawsuit against that new jersey counseling group, jonah. we should note we invited them on the program tonight but they declined. joining us now, one of the plaintiffs, michael ferguson and christine's son, deputy legal director of the southern poverty law center. michael, let me start with you. earlier, i mentioned some of the specific allegations in the lawsuit. they are incredibly troubling. tell us what you saw, what you went through. >> sure. there were a lot of very strange interventions that were purported to help change your orientation from homosexuality to heterosexuality. among them were of the bizarre exercises