The gunman in the Allen Premium Outlets massacre appeared to leave a wide-ranging online presence that espoused an obsession with violence and extremist ideology, including admiration for Adolf Hitler and misogynistic views, according to a social media profile reviewed by The Dallas Morning News. The social media profile included several posts and memes showing admiration for neo-Nazis, along with sympathy for a violently misogynistic movement. The gunman killed eight people and injured seven others on Saturday. He was shot and killed by a police officer. Crime in The News Read the crime and public safety news your neighbors are talking...