At least nine people including children are dead after a gunman opened fire outside of a crowded mall in Allen, Texas on Saturday. At least seven more people were hospitalized after the tragedy. Police say the shooter was a 33-year-old Hispanic man and they're reportedly investigating this as a potential act of domestic terrorism. Neighbors said the suspect had lived with his parents in Northeast Dallas until recently. He had been working as a security guard at the time. It's clear that he went there intending to inflict mass casualties.