The gunman who killed six people in the Sikh temple shooting was in a hardcore racist rock band. Experts say white supremacist groups are on the rise, fueled by a bad economy and the election of a black president.
Four people died Wednesday at the hand of Jason 'J.T.' Ready, one of the most visible white supremacists in the US, who then killed himself, police in Gilbert, Ariz., say. Those who track neo-Nazi groups cite a culture of violence, including domestic violence.