Criminologist Pete Simi spent time with the Sikh temple gunman and says Page began to identify with racist ideology while serving in the Army.
TJ Leyden is a former skinhead who says his peers and commanding officer knew about his beliefs while he was in the Marine Corps. Leyden also says there are white supremacists actively recruiting within the military.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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