- Psychiatrist says she couldn't stop James Holmes from killing
- Dr. Lynne Fenton says he thought of killing people 3 to 4 times a day
- Holmes never talked about targets or specific plan to kill, Fenton says
- Holmes later mailed Fenton a notebook with detailed shooting plans
Centennial, Colorado (CNN)A psychiatrist who treated James Holmes described him Tuesday as an anxious, anti-social oddball who thought obsessively about killing people in the months before he opened fire in a crowded movie theater in the Denver suburbs, killing 12 and wounding 70.