'Schizophrenia gene' discovery sheds light on possible cause

Harvard University's Steven McCarroll discusses recent findings concerning schizophrenia. More

Medical researchers have discovered a gene that increases the risk of schizophrenia, a mental illness that afflicts more than two million Americans, sometimes causing delusions and hallucinations. Associate Professor of Genetics at Harvard University Steven McCarroll joins Alison Stewart to discuss the findings.

AIR DATE 1/29/16