morning. he did not talk to reporters at all. he nodded his head a couple of times. we have now confirmed the father has in fact touched down in colorado. he is suspected, of course, of this killing. he graduated in neuroscience from the university of california riverside. he spent a year at the university of colorado going toward his ph.d. in neuroscience. listen now to the chancellor of u.c. riverside talk about what he was studying there. neuroscience is one of our more rig louse majors in the biological sciences, biomedical sciences field. with that, they study obviously chemistry and physics, but also brain anatomy, physiology, psychology. how we all behave. reporter: the key phrase is chemistry and physics which brings us back to his boobytraped apartment. there are coke bottles filled with liquid. police and the bomb squad do not know what is inside those