article_snippet.sent: The Aurora movie theater shooter studied brain disorders as a doctoral student before a doctoral student killed 12 people and injured 70 more in one of America's deadliest mass shootings.
article_snippet.sent: Aurora movie theater shooter James Holmes studied brain disorders as a doctoral student before a doctoral student killed 12 people and injured 70 more in one of America's deadliest mass shootings .
article_snippet.sent: he was under the influence of something, and I believe it was mental illness,' his psychiatrist said.
article_snippet.sent: Before the shooting, he was preparing to give a class presentation on 'MicroRNA Biomarkers', which provide a biological basis for psychiatric and neurological disorders.