The Arizona massacre suspect showed `` classic signs of psychosis , '' an expert says . Pima Community College told Loughner that he needed a letter from a mental health professional certifying that he posed no danger to himself or others before he would be allowed to return . Loughner fled the house Saturday morning after his father confronted him , police say . Score: 7 `` He would sit at his desk with that grin , clenching his fists , '' a classmate says .
The Arizona massacre suspect showed `` classic signs of psychosis , '' an expert says . Loughner fled the house Saturday morning after his father confronted him , police say . Score: 7 `` He would sit at his desk with that grin , clenching his fists , '' a classmate says .