Photos of victims are seen during a candlelight vigil in Union Square for victims of the Wisconsin Sikh temple shooting on August. Mario Tama/Getty Images hide caption

toggle caption Mario Tama/Getty Images

Wade Michael Page, in a photo released by police. Oak Creek Police hide caption

toggle caption Oak Creek Police
Researcher: Temple Gunman Said Military Experience Drove Him To Hate
  • Download
  • <iframe src="https://www.npr.org/player/embed/158443990/158448812" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript